[A]
Tylostyles < 300 μm. Microscleres: Sigmas and may include Diancistras. |
(de Laubenfels, 1932) |
Sponge:
Thinly, encrusting to 1-3 mm thick.
Surface: soft, fleshy, smooth.
Color: Alive: Deep blue-violet, gray-lavender; yellow-brown.
Spicules: Megascleres:
(1) Tylostyles:
142-171-187-227 um.
x 5 -7 um.
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Microscleres:
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(1) Sigmas:
12 -23-25- 65 um.
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(2) Diancistras:
23-30-33-41 um.
May be scarce.
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Skeleton:
Ectosome fleshy, packed with microscleres.
Choanosome with scattered plumose tracts of Tylostyles, points upward and outward. These form terminal brushes at surface.
Distribution: Central, Northern California.
Depth: Intertidal to subtidal.
Note: Was Zygherpe hyaloderma.
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[B]
Subtylostyles - Tylostyles > 500 μm. Microscleres: sigmas only.
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| Desmacella vagabunda
Schmidt, 1870 |
Sponge:
Amorphous.
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