[A]
Cladotylotes present. |
| | Acarnus erithacus
de Laubenfels, 1927 |
Sponge:
Encrusting to 5 cm.
Consistency: firm, thick.
Surface: superficially smooth, often with oscular chimneys.
Oscula: round, to 4 mm diameter.
Color: Alive: Red, bronze, bright scarlet to terra cotta.
Spicules: Megascleres:
(1) Cladotylotes:
95 - 120 um.
x 4.0 - 6.0 um.
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(2) Cladotylotes:
220 - 230 um.
x 10 - 11 um.
present or absent. (3) Styles to Subtylostyles:
290 - 425 um.
x 15.0 - 18.0 um.
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(4) Strongyles - Subtylotes -microspined:
185 - 220 um.
x 4.4 - 4.7 um.
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Microscleres:
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(1) Palmate Isochelae:
11 - 20 um.
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(2) Toxas:
15 - 135 um.
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(3) Toxas:
190 - 440 um.
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Skeleton:
Ectosome: Wth thin dermal membrane. Strongyles to Subtylotes in ectosome.
Choanosome: Styles-Subtylostyles forming thick ascending reticulate tracts echinated by Cladotylotes.
Distribution: Southern to Northern California.
Depth: Intertidal to deep water.
Note: See Bakus & Green, 1987 for description of specimens without the large Cladotylotes.
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NO Cladotylotes present.
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