Phylum-Porifera The main characteristics of Porifera phylum

Habit and habitat: The member of the phylum porifera is commonly known as ‘Sponge’. Their distribution is worldwide i.e. they are found all over the world. Most of the species are marine. But some live in fresh water. Usually they live in colonies.

1. Simplest multicellular animal.
2. Body wall with numerous pores. Through these pores food and oxygen enter into the body.
3. No compact tissue, organ and organ system.

The scientific name of the Porifera phylum’s animals

• Scypha gelatinosum
• Leucosolenia complicata
• Euplectella aspergillus
• Hyalonema longissimum
• Spongilla lacustris
• Clathyrina sp.

– NCTB