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Diacts are Strongyles to Tylotes (some may look like Styles with microspined heads). |
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[B]
Diacts are Tornotes.
Heads not microspined.
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| | Tedania (Trachytedania) gurjanovae
Koltun, 1958 |
Sponge:
Encrusting to cushion shaped.
Consistency: fragile.
Surface: smooth to lumpy.
Color: Alive: Tan, grey, light brown, green-yellow.
Spicules: Megascleres:
(1)Tornotes:
171 -193-215- 241 um.
x 4 -5- 8 um.
(2)Styles:
218 -265-288- 345 um.
x 8 -13- 14 um.
Microscleres:
(1)Onychaetes (one end blunt; the other pointed):
51 -70-72- 99 um.
(2)Onychaetes:
159 -191-228- 260 um.
Skeleton:
Ectosome: Thin dermis with Tornotes.
Choanosome: with tracts of Styles and bundles of Rhaphides and Onychaetes.
Distribution: Southern to Northern California.
Depth: Intertidal to deep water.
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