Identifying Sponges

Key to California Porifera (Page 122)

( From page 119 A) Megascleres Styles and Oxeas ONLY.
[A]
Oxeas > 750 μm.
cc122A.jpg
Axinella sp. B Green & Bakus, 1994
Sponge: Irregular, robust 2 - 8 mm thick. Consistency: firm, woody, prickly. Surface: with bundles of spicules visible with tips projecting from surface. Oscula: no pores or oscula visible.
Color: Preserved: White to dirty white.
Spicules: Megascleres: (1) Oxeas: 750 -1555- 2625 um. x 13 -32- 57 um.
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(2) Styles: 750 -1062- 2000 um. x 21 -32- 49 um.
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Skeleton: Plumose, with condensed axis of oxeas.
Distribution: Santa Maria Basin, Pt. Arguello, California.
Depth: Deep water, 54 - 90 m.
[B] GO TO PAGE 123
Oxeas < 500 μm.
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