porifera

The Porifera (and friends) Brought to you by the Metazoa. the Animal Phyla

Characteristics of Porifera ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Phylum Meso zoa: Cilliated worm-like animals without a full metazoan organization.. (somatic cells surrounding reproductive cells) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Phylum Placozoa ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Porifera Three Classes ,[object Object],[object Object],[object Object],[object Object]

Origins of Porifera ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Basic Structure ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

3 Systems of Filtering Asconoid Syconoid Leuconoid

Sponge physiology ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Sponge physiology contd. ,[object Object],[object Object],[object Object],[object Object]

A feeding exception… ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Regeneration of Damage to Sponges ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Reproduction ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Fertilization ,[object Object],[object Object],[object Object],[object Object]

Life Cycle of a Sponge This is for a Syconoid sponge. The cycle is slightly different for Demospongiae. See p. 249 of text.

[object Object],[object Object],[object Object],[object Object]

Remember, sponges can reproduce asexually by budding and gemmules (internal buds), or sexually by viviparity as well as oviparity. In viviparity the embryo develops inside the body of the mother, as opposed to outside in an egg (oviparity)…also referred to as ovipary and vivipary

porifera

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