Published December 31, 2004 | Version v1
Taxonomic treatment Open

Polymastia Bowerbank 1864

  • 1. Marine Research, Zoological Institute of Russian Academy of Sciences, 1, Universitetskaya Embankment, 199034, St Petersburg (Russia) plotkin @ pochtamt. ru
  • 2. Marseille, Université de la Méditerranée, UMR CNRS- 6540 DIMAR, marine d'Endoume, rue de la Batterie des Lions, F- 13007 Marseille (France) esnault @ com. univ-mrs. fr

Description

Genus Polymastia Bowerbank, 1864

Polymastia Bowerbank, 1864: 177.

Penicillaria Gray, 1867: 527.

Rinalda Schmidt, 1870: 51.

TYPE SPECIES. — Spongia mamillaris Müller, 1806: 44 (by monotypy).

DIAGNOSIS (from Boury-Esnault 2002). — Polymastiidae, thickly encrusting, spherical or cushionshaped, always with papillae. Choanosomal skeleton composed of radial tracts of principal spicules between which free spicules are scattered. Ectosomal skeleton composed of at least two layers, the superficial one is a palisade of small tylostyles, the lower layer is made of intermediary spicules, tangential to the surface. The principal spicules can be tylostyles, subtylostyles, styles or strongyloxeas, intermediary spicules are most often tylostyles, and ectosomal spicules are always tylostyles.

Notes

Published as part of Plotkin, Alexander & Boury-Esnault, Nicole, 2004, Alleged cosmopolitanism in sponges: the example of a common Arctic Polymastia (Porifera, Demospongiae, Hadromerida), pp. 13-20 in Zoosystema 26 (1) on page 15, DOI: 10.5281/zenodo.5393690

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Linked records

Additional details

Biodiversity

Family
Polymastiidae
Genus
Polymastia
Kingdom
Animalia
Order
Polymastiida
Phylum
Porifera
Scientific name authorship
Bowerbank
Taxon rank
genus
Taxonomic concept label
Polymastia Bowerbank, 1864 sec. Plotkin & Boury-Esnault, 2004

References

  • BOWERBANK J. S. 1864. - A Monograph of the British Spongiadae. Volume 1. Robert Hardwicke, London, 289 p.
  • GRAY J. E. 1867. - Notes on the arrangement of sponges, with the description of some new genera. Proceedings of the Zoological Society of London 1867: 492 - 558.
  • SCHMIDT O. 1870. - Grundzuge einer Spongien- Fauna des Atlantischen Gebietes. Wilhelm Engelmann, Leipzig, 88 p.
  • MULLER O. F. 1806. - Zoologia Danica. Volume 4. Havniae, Copenhagen, 44 p.