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Scoliocystis
Taxonomy
Scoliocystis was named by Jaekel (1899) [Sepkoski's age data: O Aren-u]. It is not extant. Its type is Caryocystites pumilus.
It was assigned to Rhombifera by Sepkoski (2002); and to Echinoencrinitidae by Paul and Rozhnov (2016).
It was assigned to Rhombifera by Sepkoski (2002); and to Echinoencrinitidae by Paul and Rozhnov (2016).
Species
Synonymy list
Year | Name and author |
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1899 | Scoliocystis Jaekel |
2002 | Scoliocystis Sepkoski |
2016 | Scoliocystis Paul and Rozhnov p. 261 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. †Scoliocystis Jaekel 1899
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†Scoliocystis pumila Eichwald 1860
†Scoliocystis thersites Jaekel 1899
Diagnosis
Reference | Diagnosis | |
---|---|---|
C. R. C. Paul and S. V. Rozhnov 2016 | Glyptocystitoid family with reduced oral area, with theca composed of 26 or 25 plates arranged in five circlets according to the formula: 4 basals (B, plural BB), 5 infralaterals (ILL), 5 laterals (LL), 4 or 5 radials (RR), and 7 orals (OO), with disjunct pectinirhombs. |