Epipolasis sp (452) - Marquises - Nuku Hiva

Epipolasis sp. (OTU QM0452) OTU QM0452

Suberitida Halichondriidae

External characters

subspherical, lobate, bulbous.

Colour

cream to pale yellow in life; interior beige, exterior chocolate brown in ethanol.

Skeletal Characters

Oscules large, apical on lobes.
Texture soft, compressible.
Surface_Ornamentation even (but covered in epiphytic growth), with small ridges.
Ectosomal_Skeleton thickly collagenous, with sparse oxeas in confused reticulation.
Choanosomal_Skeleton heavily collagenous, no fibres, scattered oxeas throughout mesohyl, in tracts or singly.
Megascleres oxeas: with pointed or rounded tips, 700 × 10 μm.
Microscleres nil.
Mudmap_Author Queensland Museum
Mudmap_Editor Kathryn Hall

Distribution

In French Polynesia: Large distribution in Marquesas islands

Ecology and habitat

On rocky slope/wall.

Queensland Museum (2014). QM0452 Epipolasis sp. (OTU QM0452) . 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).