KINGDOM : ANIMALIA The Sponges Kingdom Animalia(Metazoa) 1. 2. 3. Mesozoa Parazoa Eumetazoa Mesozoa 1. Phylum Mesozoa Mesozoa Parazoa 1. 2. Phylum Placozoa Phylum Porifera : Sponges Trichoplax adhaerens Sponges 1. 2. 3. 4. Ostia Oscula Spicule Spongin Spicule Spicule Spongin Types of Cells 1. 2. 3. 4. 5. 6. Mesohyl Pinacocyte Myocyte Choanocyte Archaeocyte / Sclerocyte / Spongocyte Collencyte / Lophocyte Types of.

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Transcript KINGDOM : ANIMALIA The Sponges Kingdom Animalia(Metazoa) 1. 2. 3. Mesozoa Parazoa Eumetazoa Mesozoa 1. Phylum Mesozoa Mesozoa Parazoa 1. 2. Phylum Placozoa Phylum Porifera : Sponges Trichoplax adhaerens Sponges 1. 2. 3. 4. Ostia Oscula Spicule Spongin Spicule Spicule Spongin Types of Cells 1. 2. 3. 4. 5. 6. Mesohyl Pinacocyte Myocyte Choanocyte Archaeocyte / Sclerocyte / Spongocyte Collencyte / Lophocyte Types of.

Slide 1

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 2

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 3

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 4

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 5

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 6

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 7

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 8

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 9

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 10

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 11

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 12

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 13

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 14

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 15

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 16

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 17

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 18

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 19

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 20

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 21

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 22

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 23

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 24

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 25

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 26

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 27

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 28

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 29

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 30

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 31

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges


Slide 32

5

KINGDOM : ANIMALIA
The Sponges

Kingdom Animalia(Metazoa)
1.
2.
3.

Mesozoa
Parazoa
Eumetazoa

Mesozoa
1.

Phylum Mesozoa

Mesozoa

Parazoa
1.
2.

Phylum Placozoa
Phylum Porifera : Sponges

Trichoplax adhaerens

Sponges
1.
2.
3.

4.

Ostia
Oscula
Spicule
Spongin

Spicule

Spicule

Spongin

Types of Cells
1.
2.
3.

4.
5.
6.

Mesohyl
Pinacocyte
Myocyte
Choanocyte
Archaeocyte / Sclerocyte / Spongocyte
Collencyte / Lophocyte

Types of Cells

Choanocyte

Types of Canal Systems
1.
2.
3.

4.
5.
6.

Asconoid
Flagellated Spongocoels /Leucosolenia
Syconoid
Flagellated Canals/ Sycon
Leuconoid
Flagellated Chambers/Euspongia

Types of Canal Systems

Wall of sponge Sycon

Radial canals

Sponge Physiology
Intracellular Digestion

Sponge Reproduction
1.
2.
3.

4.
5.
6.

External Bud
Internal Bud / Gemmule
Viviparous
Sperm / Oocyte
Oviparous
Regeneration and Somatic Embryogenesis

Gemmule

Gemmule

Sponge Classification
1.
2.
3.

4.

Class Calcarea / Sycon / Leucosolenia
Class Hexactinellida / Euplectella
Class Demospongiae / Spongilla
Class Sclerospongiae

Development of Demosponges

Glass Sponge Skeleton

Euplectella

Venus Flower Basket Sponge

A building like Euplectella

Glass Sponge Spicules

Spongilla

Spongilla

Bath Sponge

Types of Spicules & Sponges