Published December 31, 2008 | Version v1
Taxonomic treatment Open

Radiella Schmidt 1870

Description

Genus Radiella Schmidt, 1870

Diagnosis (emended from Boury­Esnault 2002): Sponges are circular, lenticular or hemispherical. The inhalant and exhalant apertures are grouped on papillae. The choanosomal skeleton is composed of diverging tracts of principal spicules emanating from a central nucleus at the sponge base and by groups of fusiform tylostyles. The skeleton of the lower surface is constituted by an envelope of principal subtylostyles or styles covered by a thin palisade of cortical tylostyles. The upper surface is composed of one or two layers of tylostyles. A fringe of additional spicules is observed at the border between the upper and the lower surface.

Emendation: The presence of a marginal fringe is added.

Type species: Radiella sol Schmidt, 1870 (by subsequent designation).

Other

Published as part of Plotkin, Alexander S. & Janussen, Dorte, 2008, Polymastiidae and Suberitidae (Porifera: Demospongiae: Hadromerida) of the deep Weddell Sea, Antarctic *, pp. 95-135 in Zootaxa 1866 on page 111, DOI: 10.5281/zenodo.183878

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Linked records

Additional details

Biodiversity

Family
Polymastiidae
Genus
Radiella
Kingdom
Animalia
Order
Hadromerida
Phylum
Porifera
Scientific name authorship
Schmidt
Taxon rank
genus
Taxonomic concept label
Radiella Schmidt, 1870 sec. Plotkin & Janussen, 2008

References

  • Schmidt, O. (1870) Grundzuge einer spongien-fauna des Atlantischen gebietes. Leipzig, 88 pp.
  • Boury-Esnault, N. (2002) Family Polymastiidae Gray, 1867. In: Hooper, J. N. A. & van Soest, R. W. M. (Eds.), Systema Porifera. A Guide to the Classification of Sponges. Vol. 1. Kluwer Academic / Plenum Publishers, New York, pp. 201 - 219.