Identifying Sponges

Key to California Porifera (Page 051)

( From page 049 B) Sigmas present OR absent; if present small to moderate; means of largest size class < 85 μm. No serrated edges.
[A] GO TO PAGE 052
Megascleres: Large Styles to Subtylostyles; mean length > 400 μm.
cc051A.jpg
[B] GO TO PAGE 055
Megascleres: Small Styles to Subtylostyles; mean length < 390 μm.
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