Porphyrocrinus Gislen 1925
Description
Genus Porphyrocrinus Gislén, 1925
Type species of the genus: Porphyrocrinus verrucosus Gislén, 1925
Synonymy: Porphyrocrinus Gislén, 1925: 91 –92;? Monachocrinus pars Gislén, 1933: 483–485; Porphyrocrinus A.M. Clark, 1973: 281 –282; 1982: 123; Rasmussen, 1978: T847; Roux et al., 2002: 815, 818, 824; Messing, 2007: 106–107; Hess, 2011a: T157.
Remarks. The species of the genus Porphyrocrinus have 5 arms or more with the first pinnule (or first branching) on Br8 or beyond and a basal ring with 5 conspicuous sutures. The xenomorphic stalk has proximal columnals with pentamerous symmetry and the same type of synarthry in the mesistele and dististele with a fulcral ridge of two separated segments always along the greater facet diameter.
Notes
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Linked records
Additional details
Identifiers
Related works
- Is part of
- Journal article: 10.5281/zenodo.209419 (DOI)
- Journal article: http://publication.plazi.org/id/2961D20DE01A4C606F12FFE35C3CFF9E (URL)
- Is source of
- https://biodiversitypmc.sibils.org/collections/plazi/D558AA75E0144C6E6F85F9965F08F840 (URL)
- https://www.gbif.org/species/119522932 (URL)
- https://www.checklistbank.org/dataset/44541/taxon/D558AA75E0144C6E6F85F9965F08F840.taxon (URL)
Biodiversity
- Family
- Phrynocrinidae
- Genus
- Porphyrocrinus
- Kingdom
- Animalia
- Order
- Millericrinida
- Phylum
- Echinodermata
- Scientific name authorship
- Gislen
- Taxon rank
- genus
- Taxonomic concept label
- Porphyrocrinus Gislen, 1925 sec. Eléaume, Bohn, Roux & Améziane, 2012
References
- Gislen, T. (1925) Two stalked crinoids from the Kei Islands. Videnskabelige Meddelelser fra Dansk Naturhistorish Forening, 79, 85 - 95.
- Gislen, T. (1933) A small collection of crinoids from St. Helena. Videnskabelige Meddelelser fra Dansk Naturhistorish Forening, 93, 475 - 483.
- Clark, A. M. (1973) Some new taxa of recent stalked Crinoidea. Bulletin of the British Museum Natural History, Zoology, 25, 7, 267 - 288.
- Rasmussen, H. W. (1978) Crinoidea, Articulata, In: R. C. Moore & Teichert C., Treatise on Invertebrate Palaeontology, Part T, Echinodermata 2, 1, Geological Society of America (Ed.), Boulder, Colorado, and University of Kansas, Lawrence, T 813 - 928.
- Messing, C. G. (2007) The crinoid fauna (Echinodermata, Crinoidea) of Palau. Pacific Science, 61, 1, 91 - 111.
- Hess, H. (2011 a) Bourgueticrinina. In: Seldon P. (ed), Ausich W. I. (coordinating author) Treatise on Invertebrate Paleontology, Part T (Echinodermata 2, Revised), University of Kansas Press, Lawrence, Kansas 3: T 146 - 158.