Published December 31, 2000 | Version v1
Taxonomic treatment Open

Placospongiidae Gray 1867

  • 1. Invertebrate Zoology, Smithsonian National Museum of Natural History, Washington, D. C. 20560 - 0163 (USA) ruetzler. klaus @ nmnh. si. edu.
  • 2. Queensland Museum, P. O. Box 3300, South Brisbane, Qld 4101 (Australia) JohnH @ qm. qld. gov. au.

Description

Family PLACOSPONGIIDAE Gray, 1867

DIAGNOSIS (revised). — Hadromerida with tylostyles as megascleres and selenasters or amphiaster-like sterrasters (amphinolasters) as primary microscleres forming polygonal cortical crusts. Cortical plates separated by contractile ectosomal pore grooves bearing ostia and oscula. Tylostyles in tracts radiating from the base toward the surface and supporting the margins of the cortical plates. Accessory microscleres include spirasters, spherasters, and spherules.

Notes

Published as part of Rützler, Klaus & Hooper, John N. A., 2000, Two new genera of hadromerid sponges (Porifera, Demospongiae), pp. 337-344 in Zoosystema 22 (2) on page 339, DOI: 10.5281/zenodo.5400184

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Linked records

Additional details

Biodiversity

Family
Placospongiidae
Kingdom
Animalia
Order
Clionaida
Phylum
Porifera
Scientific name authorship
Gray
Taxon rank
family
Taxonomic concept label
Placospongiidae Gray, 1867 sec. Rützler & Hooper, 2000