Identifying Sponges

Key to California Porifera (Page 018)

( From page 017 B) Surface hispid, or slightly hispid (velvety). Tylostyles not sinuous.
Ectosome with Tylostyles pointing out.
Tylostyles of 1 size class.
Surface velvety, hispid to 300 μm.
Prosuberites sisyrnus de Laubenfels, 1930
Sponge: Encrusting to 1-2 mm thick. Surface: velvity, hispid to 300 μm. Oscula: and pores not evident.
Color: Preserved: Drab.
Spicules: Megascleres: (1) Tylostyles: 275 - 480 um. x 8.0 - 20 um.
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Skeleton: Ectosome: With dense Tylostyles pointing outwards. Choanosome: With scant Tylostyles, scattered.
Distribution: Southern California
Depth: Deep water, 45 to 54 m.
Note: Not reported since deLaubenfels, 1930. Was Prosuberites sisyrnus.
Ectosome with Tylostyles scattered.
Tylostyles of 2 size classes.
Surface slightly hispid.

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Suberites sp. Green and Bakus, 1994
Sponge: Thin encrusting to 1 mm thick.
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