[A]
Both Arcuate and Anchorate
Isochelae present. |
| | Hymedesmia (?Hymedesmia) sp. E
Green & Bakus, 1994 |
Sponge:
Thin encrusting.
Consistency: fragile.
Surface: prickly, hispid.
Color: Alive: Tan to light orange.
Spicules: Megascleres:
(1) Acanthostyles:
65 -91- 202 um.
x 5.0 -6.0- 8.0 um.
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(2) Acanthostyles:
230 -423- 500 um.
x 10 -12- 13 um.
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(3) Tornotes:
161 -177- 200 um.
x 3.0 -3.0- 4.0 um.
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Microscleres:
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(1) Arcuate Isochelae:
10 -17- 21 um.
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(2) Anchorate Isochelae:
21-23- 26 um.
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(3) Sigmas:
10 -11- 13 um.
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(4) Sigmas:
29 -39- 49 um.
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Skeleton:
Ectosome: Tornotes.
Choanosome: Vertically-oriented Acanthostyles, heads buried in spongin. Microscleres abundant.
Distribution: Southern California, Santa Maria Basin.
Depth: Deep water. 75-90 m.
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