Genus Amphiastrella Dendy, 1896

Museums

Regional Maps

• Amphiastrella Dendy, A. 1896. Catalogue of non-calcareous sponges collected by J. Bracebridge Wilson, Esq., M.A., in the neighbourhood of Port Phillip Heads. Part 2. Proceedings of the Royal Society of Victoria ns 8: 14-51 [27].

  Type species:

   Phloeodictyon birotuliferum Carter, 1886 by monotypy.

Distribution

States

Victoria

IBRA and IMCRA regions

IMCRA

Western Bass Strait Shelf Transition (34), Bass Strait Shelf Province (35), Southeast Shelf Transition (37)

Diagnosis

Massive, erect, fistulose growth form; choanosomal skeleton consists of diactinal megascleres which are strongyles or tylotes forming an irregular mesh; ectosomal megascleres same as in choanosome, arranged tangential to surface forming a compact dermal layer; microscleres are birotulas and in one species sigmas. Two species, apparently restricted to South Australia and New Zealand.

ID Keys

See Family Iotrochotidae Diagnosis.

Diagnosis References

van Soest, R.W.M. 2002. Family Iotrochotidae Dendy, 1922. pp. 594-601 in Hooper, J.N.A. & van Soest, R.W.M. (eds). Systema Porifera: A guide to the classification of sponges. New York : Kluwer Academic/Plenum Publishers Vol. 1. [595]

History of changes