Subgenus Anoxycalyx (Scolymastra) Topsent, 1916
- Scolymastra Topsent, E. 1916. Diagnoses d'Eponges recueillies dans l'Antarctique par le Pourquoi pas? Bulletin du Muséum d'Histoire Naturelle. Paris [published 1895-1906] 22: 163-172 [163].
Type species:
Scolymastra joubini Topsent, 1916 by monotypy.
Distribution
Diagnosis
Body is saccular, lophophytose. Choanosomal skeleton is composed of diactines and hexactines. Hypodermal spicules are regular pentactines. Paratropal pentactines and diactines serve as prostalia basalia. Dermalia and atrialia are mainly hexactines. Microscleres are discohexasters and pappocomes.
ID Keys
See Subfamily Rossellinae Diagnosis
Diagnosis References
Tabachnick, K. 2002. Family Rossellidae Schulze, 1885. pp. 1441-1505 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. [1456]
History of changes
Note that this list may be incomplete for dates prior to September 2013.
| Published | As part of group | Action Date | Action Type | Compiler(s) |
|---|---|---|---|---|
| 29-Mar-2018 | 28-Feb-2012 | MODIFIED | ||
| 29-Mar-2018 | 19-Apr-2011 | MODIFIED | ||
| 12-Feb-2010 | (import) |