Subgenus Anoxycalyx (Anoxycalyx) Kirkpatrick, 1907
- Anoxycalyx Kirkpatrick, R. 1907. Porifera. I. Hexactinellida. National Antarctic Expedition 1901–1904. Natural History London : British Museum Vol. 3 1–25 7 pls. [23].
Type species:
Anoxycalyx ijimai Kirkpatrick, 1907 by monotypy.
Distribution
Diagnosis
Body is saccular, lophophytose or basiphytose. Choanosomal skeleton is composed of diactines. Hypodermal spicules are regular pentactines which may serve as prostalia basalia. Dermalia are stauractines and pentactines. Atrialia are mainly hexactines. Microscleres are pappocomes, macrodiscohexasters and sometimes microdiscohexasters, hexasters, hemihexasters and asters.
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. [1453]
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) |