Phylum Porifera
Phylum Porifera
Phylum Porifera
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U$-22'K,E-/B3,$$*1-'SK#-$(25(36,-T'<br />
•!“Glass sponges”<br />
•!Exclusively marine, common deepsea<br />
sponges today<br />
•!Not necessarily attached but may<br />
have root tufts anchoring them<br />
•!Similar adaptations in the fossil<br />
record<br />
•!Silica skeleton<br />
The Venus flower<br />
basket Euplectella