Feracrinus Mironov & Sorokina 1998
Description
Genus Feracrinus Mironov & Sorokina, 1998a
Type species of the genus: Feracrinus aculeatus Mironov & Sorokina, 1998a.
Synonymy: Ailsacrinus Mironov & Sorokina, 1998a: 404 –405; Feracrinus Mironov & Sorokina, 1998a: 410; Camaecrinus Mironov & Sorokina, 1998b: 21–22; Feracrinus Mironov & Sorokina, 1998b: 20; Ptilocrinus sensu lato pars. Roux et al., 2002: 822; Feracrinus Améziane & Roux, 2011: 138 –140; Roux & Lambert, 2011: 45–48, fig. 33; Hess, 2011b: T174.
Emended diagnosis. Proximal arm pattern usually 1+2 3 4 5+6 7+8 or 5+6 7 followed in middle arm by successive brachial pairs (a+b c+d …) or by a+b c d+e f …; distal arms with fewer than 5 successive muscular articulations in juvenile or small species and up to 22 in large specimens. First pinnule always on Br4. Proximal part of genital pinnules with one row of H-shaped plates. Anal cone lower or higher than oral cone. Basals fused, or basal ring with one to three sutures. Stalk symplexies and distal syzygies with well developed crenularium; symplexial crenular units 6–10 of 1–3 crenulae; distal stalk with syzygies of labyrinthic crenularium.
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://sibils.text-analytics.ch/search/collections/plazi/D558AA75E01D4C676F85FB385821F91C (URL)
Biodiversity
- Family
- Hyocrinidae
- Genus
- Feracrinus
- Kingdom
- Animalia
- Order
- Hyocrinida
- Phylum
- Echinodermata
- Scientific name authorship
- Mironov & Sorokina
- Taxon rank
- genus
- Taxonomic concept label
- Feracrinus Mironov, 1998 sec. Eléaume, Bohn, Roux & Améziane, 2012
References
- Mironov, A. N. & Sorokina O. A. (1998 a) Three genera of stalked crinoids of the family Hyocrinidae (Echinodermata, Crinoidea). Zoologicheskii Journal, 77, 4, 404 - 416 (in Russian).
- Mironov, A. N. & Sorokina O. A. (1998 b) Sea lilies of the order Hyocrinida (Echinodermata, Crinoidea). Zoologicheskie Issledovavia, Moscow, 2, 1 - 117 (in Russian).
- Ameziane, N. & Roux, M. (2011) Stalked crinoids from Southern Tasmanian Seamounts. Part 1: Family Hyocrinidae. Journal of Natural History, 45 (3), 137 - 170.
- Roux, M. & Lambert, P. (2011) Two new species of stalked crinoids from the north-eastern Pacific in the genera Gephyrocrinus and Ptilocrinus (Echinodermata, Crinoidea, Hyocrinidae). Effects of ontogeny and variability on hyocrinid taxonomy. Zootaxa, 2825, 1 - 54.
- Hess, H (2011 b) Hyocrinida. 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 172 - 177.