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Orthopsis
Taxonomy
Orthopsis was named by Cotteau (1864) [Sepkoski's age data: J Bajo K Maes Sepkoski's reference number: 2,801].
It was assigned to Orthopsidae by Clark and Twitchell (1915), Fell and Pawson (1966), Geys and Jagt (1986), Smith (1991), Smith (1995); and to Orthopsida by Sepkoski (2002).
It was assigned to Orthopsidae by Clark and Twitchell (1915), Fell and Pawson (1966), Geys and Jagt (1986), Smith (1991), Smith (1995); and to Orthopsida by Sepkoski (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1864 | Orthopsis Cotteau |
| 1915 | Orthopsis Clark and Twitchell p. 52 |
| 1966 | Orthopsis Fell and Pawson p. U437 |
| 1986 | Orthopsis Geys and Jagt p. 102 |
| 1991 | Orthopsis Smith p. 30 |
| 1995 | Orthopsis Smith p. 136 |
| 2002 | Orthopsis Sepkoski |
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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. †Orthopsis Cotteau 1864
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†Orthopsis miliaris d'Archiac 1835
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Invalid names: Cottaldia australis White 1887 [synonym], Diadema granulare Agassiz 1846 [synonym], Diadema kleinii Desmoulins 1837 [synonym], Diadema polystigma Agassiz 1840 [synonym], Hemipedina charltoni Cragin 1894 [synonym], Orthopsis morgani Cotteau and Gauthier 1895 [synonym], Orthopsis planulata Clark and Twitchell 1915 [synonym], Orthopsis sanfilippoi Checchia-Rispoli 1933 [synonym], Pseudodiadema grangeri Maury 1936 [synonym]
†Orthopsis occidentalis Cragin 1893
Diagnosis
No diagnoses are available