Craniella abracadabra - (3744) - Marquises - Tahuata

Craniella abracadabra OTU QM3744

Tetractinellida Tetillidae

External characters

globular, not stalked.

Colour

yellow in life; beige to white in ethanol.

Skeletal Characters

Oscules no procalices present
Texture firm, incompressible.
Surface_Ornamentation smooth surface, conulose; conules high, tips extend into elongated tracts of spicules extending approximately 3 cm from surface.
Ectosomal_Skeleton distinct from choanosome; smaller, specialised oxeas at surface; no cortical region observed in sections of QM G331102.
Choanosomal_Skeleton radial; large bundles of oxeas form dense radial tracts; long, thin protriaenes, large anatriaenes also present.
Megascleres oxeas: 2 size classes;
anatriaenes: 2 size classes; protriaenes.
Microscleres sigmaspires.
Mudmap_Author P Sutcliffe
Mudmap_Editor Kathryn Hall

Distribution

In French Polynesia: Marquesas archipelago is.

Ecology and habitat

Sand plain with halimeda sp.

P Sutcliffe (2014). QM3744 Craniella abracadabra de Laubenfels, 1954. 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).