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Trimerorhachidae
Taxonomy
Trimerorhachidae was named by Cope (1882). It is not extant.
It was synonymized subjectively with Archegosauridae by Hay (1902); it was misspelled as Trimerorachidae by Watson (1919), Kuhn (1946), Daly (1973), Carroll (1988), Yates and Warren (2000) and Schoch and Milner (2014).
It was assigned to Rachitomi by Watson (1919); to Rhachitomi by Kuhn (1946); to Trimerorhachoidea by Daly (1973) and Carroll (1988); and to Dvinosauria by Yates and Warren (2000) and Schoch and Milner (2014).
It was synonymized subjectively with Archegosauridae by Hay (1902); it was misspelled as Trimerorachidae by Watson (1919), Kuhn (1946), Daly (1973), Carroll (1988), Yates and Warren (2000) and Schoch and Milner (2014).
It was assigned to Rachitomi by Watson (1919); to Rhachitomi by Kuhn (1946); to Trimerorhachoidea by Daly (1973) and Carroll (1988); and to Dvinosauria by Yates and Warren (2000) and Schoch and Milner (2014).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1882 | Trimerorhachidae Cope |
| 1919 | Trimerorachidae Watson p. 66 |
| 1946 | Trimerorhachidae Kuhn p. 52 |
| 1973 | Trimerorhachidae Daly p. 568 |
| 1988 | Trimerorhachidae Carroll |
| 2000 | Trimerorhachidae Yates and Warren pp. 84, 89 fig. 1 |
| 2014 | Trimerorhachidae Schoch and Milner p. 36 |
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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.
Fm. †Trimerorhachidae Cope 1882
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G. †Trimerorhachis Cope 1878
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†Trimerorhachis greggi Milner and Schoch 2013
†Trimerorhachis insignis Cope 1878
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Invalid names: Trimerorhachis alleni Case 1910 [synonym], Trimerorhachis bilobatus Cope 1883 [synonym], Trimerorhachis medius Broom 1913 [synonym]
†Trimerorhachis mesops Cope 1896
†Trimerorhachis rogersi Olson 1955
†Trimerorhachis sandovalensis Berman and Reisz 1980
Diagnosis
No diagnoses are available