[A]
Microscleres include Anchorate Isochelae. |
| | Plocamiancora igzo
(de Laubenfels, 1932) |
Sponge:
Encrusting to 1 cm thick.
Surface: lumpy, minutely hispid.
Oscula: not evident. Pores 20-25 μm.
Color: Alive: Orange-red, carmine.
Spicules: Megascleres:
(1) Tylostyles - Sub-tylostyles with or without microspined heads:
130 - 310 um.
x 10 - 17 um.
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(2) Anisotornotes - Anisosubtylostyles; straight, thin-many with one microspined rounded end and one mucronate end:
115 - 156 um.
x 4.0 um.
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(3) Tylotes with heads coarsely to minutely microspined:
125 - 130 um.
x 9.5 um.
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Microscleres:
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(1) Anchorate Isochelae:
13 - 14 um.
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Skeleton:
Ectosome: Dermis with microscleres and bouquets of Anisotornotes. Choanosomal skeleton of ascending plumose columns of Tylostyles- Subtylostyles and a few Tylotes, (also found interstitially) - form isotropic reticulation.
Anisotornotes or Anisosubtylostyles occur interstitially. Microscleres scattered throughout.
Distribution: Southern, Central California.
Depth: Intertidal to subtidal.
Note: Was Plocamia igzo. Anisotornotes not shown.
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Microscleres do NOT include Anchorate Isochelae.
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