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Glaphyrocystis
Taxonomy
Glaphyrocystis was named by Jaekel (1899) [Sepkoski's age data: O u]. It is not extant.
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).
Synonymy list
| Year | Name and author |
|---|---|
| 1899 | Glaphyrocystis Jaekel |
| 2002 | Glaphyrocystis Sepkoski |
| 2016 | Glaphyrocystis 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. †Glaphyrocystis Jaekel 1899
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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. |