WoRMS taxon details

Belyaevicrinus (Mironov & Sorokina, 1998)

562031  (urn:lsid:marinespecies.org:taxname:562031)

accepted
Genus
marine, brackish, fresh, terrestrial
Not documented
Messing, C. (2021). World List of Crinoidea. Belyaevicrinus (Mironov & Sorokina, 1998). Accessed through: World Register of Marine Species at: http://marinespecies.org/aphia.php?p=taxdetails&id=562031 on 2021-04-10
Date
action
by
2011-02-23 08:25:03Z
created

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original description  (of Hyocrinus (Belyaevicrinus) Mironov & Sorokina, 1998) Mironov, A. N.; Sorokina, O. A. (1998). Sea lilies of the order Hyocrinida (Echinodermata, Crinoidea). <em>Zoologicheskie Issledovania, Moscow.</em> 2: 1-117 (in Russian). [details]   

basis of record Hess H. (2011). Hyocrinida. <em>In: Hess H, Messing CG, Ausich WI (Eds.), Treatise on Invertebrate Paleontology, Part T, Echinodermata 2 Revised, Crinoidea, vol. 3. University of Kansas Press, Lawrence, Kansas.</em> 172–179. [details]   
From editor or global species database
Diagnosis Hyocrinidae with structure of cup unknown. Second nonmuscular articulation between brachials 4-5; middle part of arm with 2 or series of 3 brachials united by synostosis. Maximum number of consecutive muscular articulations 1. Brachials not narrower at inner margin of arms. First pinnule on brachial 6. Fewer than 10 (approximately 5) pinnules on one side of arm. Expansion of genital pinnules wide and well developed; 2 rows of genital plates on one side of pinnule. Interradial fossae of tegmen not equal in height; tegmen reaching brachial 3 in interrays BC and CD, but only brachial 1 in interray AE. Tegminal interradial plates tend to be arranged in median row. Columnal symplexies with 7 crenular units of 1 or 2 straight crenulae each.  [details]