Alkaidia Blake & Reid, 1998
publication ID |
https://doi.org/ 10.5852/ejt.2021.755.1405 |
publication LSID |
lsid:zoobank.org:pub:F9105E33-3E8B-4B3C-88B3-0316207B70F6 |
DOI |
https://doi.org/10.5281/zenodo.5033008 |
persistent identifier |
https://treatment.plazi.org/id/F160A367-7154-FF90-FD9A-7508FABD244E |
treatment provided by |
Felipe |
scientific name |
Alkaidia Blake & Reid, 1998 |
status |
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Alkaidia Blake & Reid, 1998: 529 , fig. 8.
Type species
Alkaidia sumralli Blake & Reid, 1998 , by original designation.
Diagnosis
Terminasteridae with elongated rhombic superomarginals directed obliquely towards radials; inferomarginals with tall, distally swollen central spine bases and prominent groove for spine attachment; radials (except primary radial) rhombic in outline.
Assigned species
In addition to the type species, A. megaungula Ewin & Gale, 2020 .
Remarks
Alkaidia ranges from the Barremian to Cenomanian and appears to be restricted to the western Tethys.
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.
Kingdom |
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Phylum |
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Class |
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SubClass |
Neoasteroidea |
Order |
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SubOrder |
Zorocallina |
Family |
Alkaidia Blake & Reid, 1998
Gale, Andy S. & Jagt, John W. M. 2021 |
Alkaidia
Blake D. B. & Reid R. III. 1998: 529 |