Euryspongia delicatula - Tuamotu - Hao

Euryspongia delicatula OTU QM1833

Dictyoceratida Dysideidae

External characters

massive, lobate, subspherical.

Colour

pinkish to purple in life; beige to dark purple on deck; beige in ethanol.

Skeletal Characters

Oscules several, small and medium-sized, flush with surface, may occur in linear arrangement.
Texture soft, compressible.
Surface_Ornamentation translucent, membranous; uneven, pointed conulose, with distinct sand tracery (cobweb-like) on surface interconnecting adjacent conules.
Ectosomal_Skeleton membranous, with thick, striated collagen; detritus scattered sparsely over surface.
Choanosomal_Skeleton fibrous; irregular reticulation of fibres; all fibres laminated, pithed; primary fibres widely spaced, fully cored by sand grains, connected by secondary fibres; secondary fibres fasciculate, clear of detritus; mesohyl collagen moderately light, slightly granular, stringy; sometimes primary fibres reduced and skeleton dominated by secondary fibres.
Megascleres nil.
Microscleres nil.
Mudmap_Author J Hooper
Mudmap_Editor K Hall

Ecology and habitat

In the lagoon, on pinnacles.

Distribution

In French Polynesia: Tuamotu islands

Hooper, J.N.A. (2009). QM1833 Euryspongia delicatula  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).