Dysidea sp (2669) - Tuamotu - Rangiroa

Dysidea sp. (OTU QM2669) OTU QM2669

Dictyoceratida Dysideidae

External characters

encrusting, 1–2 mm thick, slightly foliose-lobate.

Colour

grey-blue in life; chocolate brown exterior, beige fibres protruding through surface in ethanol.

Skeletal Characters

Oscules not visible.
Texture very soft, compressible, floppy, fibrous, mucusy.
Surface_Ornamentation regularly conulose, small conules interconnected by ridges.
Ectosomal_Skeleton membranous, pushed up into conules by chonosomal fibres.
Choanosomal_Skeleton fibrous; irregular reticulation of fibres; fibres partially cored by detritus and foreign spicule material; mesohyl collagen dark, obscures fibres.
Megascleres nil.
Microscleres nil.
Mudmap_Author P Sutcliffe
Mudmap_Editor K Hall

Distribution

In French Polynesia: Society, Tuamotu, Australes islands

Ecology and habitat

Outer rim of the pass, outer reef slope, encrusted in the sediment or coral sand.

P. Sutcliffe (2009). QM2669 Dysidea sp. In: Hall, K.A. & Hooper, J.N.A. (2014) SpongeMaps: an online community for taxonomy and identification of sponges. (Available at http://www.spongemaps.org).