Marsh’s cup demosponge

Cymbastela marshae Hooper & Bergquist, 1992 (OTU QM0725) [Demospongiae, Halichondrida, Axinellidae] Thinly lamellate lobes forming asymmetrical vases or symmetrical cups, evenly pigmented olive-green and maroon alive, beige in ethanol, very small oscules scattered over interior of cups, texture firm, flexible, slightly compressible, smooth to touch, difficult to tear, surface even with few low bumps and ridges on exterior, oscules abundant on interior surface of cups. Known from WA.

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