Genus Psilocalyx Ijima, 1927
- Psilocalyx Ijima, I. 1927. The Hexactinellida of the Siboga Expedition. 1-383 26 pls in Weber, M.W.C. (ed.). Siboga-Expeditie, livr. 106, monogr. 6. Leiden : J.E. Brill. [265].
Type species:
Psilocalyx wilsoni Ijima, 1927 by monotypy.
Distribution
IMCRA
Timor Transition (1), Northeast Transition (19)
Other Regions
Coral Sea Islands Territory
Diagnosis
Tretodictyidae of thick-walled cup shape with wide labyrinthic schizorhyses opening dermally and atrially by rounded
apertures; external dictyonal skeleton hypersilicified as a crust-like cortex; lacking a dermal spicule lattice; spicules: thin uncinates, strongyloscopules and long-principalled strongylhexasters.
Diagnosis References
Reiswig, H. 2002. Family Tretodictyidae Schulze, 1886. pp. 1341-1354 in Hooper, J.N.A. & Soest, R.W.M. Van (eds). Systema Porifera. A guide to the classification of sponges. New York : Kluwer Academic/Plenum Publishers Vol. 2. [1347]
History of changes
| Published | As part of group | Action Date | Action Type | Compiler(s) |
|---|---|---|---|---|
| 09-Jan-2012 | ADDED |