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Phylum Porifera : Station 1. This phylum includes the sponges and are the simplest of all animals. They have no bra in, nerves or gu t. Most are found in the ocean. They have pores in their body walls so that water can enter and they can filter feed.

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phylum porifera station 1
Phylum Porifera: Station 1
  • This phylum includes the spongesand are the simplest of all animals. They have no brain, nerves or gut. Most are found in the ocean.
  • They have pores in their body walls so that water can enter and they can filter feed.
porifera samples and structural characteristics
PoriferaSamples and Structural Characteristics
  • Kingdom: Animalia
    • Phylum: Porifera (Pores in the body wall)
      • Common Name = Sponges
      • Reproduction = Both Sexual and Asexual
      • Symmetry = Assymetrical
      • Classification Structures

1. Pores (meaning holes) in the body wall

2.Skeleton of spicules

3. No nervous system (meaning brain, nerves etc.)

4. Few organs and tissues and are multi-celled.

      • Samples:
          • 1A Class Calcarera and Genus Hippospongia
          • 1B Class Calcarera and Genus Grantia
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