Subgenus Crella (Pytheas) Topsent, 1890
- Pytheas Topsent, E. 1890. Notice préliminaire sur les Spongiaires recueillies durant les campagnes de l'Hirondelle (1886–1887–1888) Golfe de Gascogne, Açores, Terre Neuve. Bulletin de la Société Zoologique de France 15: 26-32, 65-71 [31].
Type species:
Pytheas atra Topsent, 1890 by monotypy.
Diagnosis
Crella with isochelae; basal or echinating acanthostyles present.
ID Keys
See Genus Crella Diagnosis
Diagnosis References
van Soest, R.W.M. 2002. Family Crellidae Dendy, 1922. pp. 556-566 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. [561]
General References
van Soest, R.W.M. 1984. Marine sponges from Curaçao and other Caribbean localities. Part III. Poecilosclerida. Studies on the Fauna of Curaçao and other Caribbean Islands 66(199): 1-167 pls 1-10 (Pytheas as synonym of Crella (sensu lato))
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 | 15-Dec-2011 | MOVED | ||
| 29-Mar-2018 | 19-Apr-2011 | MODIFIED | ||
| 29-Mar-2018 | 13-Apr-2011 | MODIFIED | ||
| 12-Feb-2010 | (import) |