[A]
Surface with long, often branched ridges and coarsely rugose with low, rounded or irregular processes. |
| | Hymeniacidon ungodon
de Laubenfels, 1932 |
Sponge:
Encrusting to massive.
Surface: Coarsely rugose.
Oscula: Infrequent, oval, the long axis about 1 mm.
Color: Alive: Mahogany brown ectosome over yellow-drab choanosome; bright yellow, yellow-orange, cinnamon brown, or purple with yellow-ochre choanosome.
Spicules: Megascleres:
(1) Styles:
130 - 252 um.
x 3.4 - 10.2 um.
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Skeleton:
Ectosome densely packed with styles in confusion, not readily detachable.
Choanosome with spicules in confusion, sometimes with vertical tracts.
Distribution: Central California.
Depth: Intertidal to subtidal.
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Surface more or less smooth, not coarsely rugose and no branched ridges, but may be conulose or have digitate processes.
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