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Dinorthis
Taxonomy
Dinorthis was named by Hall and Clarke (1892). Its type is Dinorthis pectinella.
It was reranked as Orthis (Dinorthis) by Reed (1917); it was reranked as Plaesiomys (Dinorthis) by Klenina (1984).
It was assigned to Orthis by Reed (1917); to Dinorthidae by Alikhova (1953), Oraspold (1959); to Plaesiomys by Klenina (1984); to Plaesiomyinae by Williams et al. (2000); to Plaesiomyidae by Macomber (1970), Popov et al. (2000); and to Orthida by Sepkoski (2002).
It was reranked as Orthis (Dinorthis) by Reed (1917); it was reranked as Plaesiomys (Dinorthis) by Klenina (1984).
It was assigned to Orthis by Reed (1917); to Dinorthidae by Alikhova (1953), Oraspold (1959); to Plaesiomys by Klenina (1984); to Plaesiomyinae by Williams et al. (2000); to Plaesiomyidae by Macomber (1970), Popov et al. (2000); and to Orthida by Sepkoski (2002).
Species
D. (Pionorthis), D. (Retrorsirostra), D. anticostiensis (syn. Orthis porcata), D. atavoides, D. beiguoshanensis, D. berwynensis, D. carleyi, D. carrickensis, D. flabellulum, D. hadra, D. holdeni, D. holdenoides, D. interstriata, D. meedsi, D. occidentalis, D. pectinella (type species), D. subplicatella, D. sweeneyi, D. taukensis, D. transversa (syn. D. quadriplicata), D. venusta, Orthis (Dinorthis) meedsi
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1892 | Dinorthis Hall and Clarke |
| 1917 | Orthis (Dinorthis) Reed p. 837 |
| 1953 | Dinorthis Alikhova |
| 1959 | Dinorthis Oraspold |
| 1970 | Dinorthis Macomber |
| 1984 | Plaesiomys (Dinorthis) Klenina |
| 2000 | Dinorthis Popov et al. |
| 2000 | Dinorthis Williams et al. p. 747 |
| 2002 | Dinorthis 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. †Dinorthis Hall and Clarke 1892
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Subg. †Dinorthis (Pionorthis) Schuchert and Cooper 1932
Subg. †Dinorthis (Retrorsirostra) Schuchert and Cooper 1932
†Dinorthis atavoides Willard 1928
†Dinorthis beiguoshanensis Fu 1982
†Dinorthis berwynensis Whittington 1938
†Dinorthis berwynensis angusta Williams 1963
†Dinorthis carleyi Hall 1860
†Dinorthis carrickensis Reed 1917
†Dinorthis flabellulum Sowerby and Murchison 1839
†Dinorthis hadra Percival 1991
†Dinorthis holdeni Willard 1928
†Dinorthis holdenoides Laurie 1991
†Dinorthis interstriata Willard 1928
†Dinorthis meedsi Winchell and Schuchert 1892
†Dinorthis meedsi arctica Schuchert 1900
†Dinorthis occidentalis Okulitch 1943
†Dinorthis pectinella Emmons 1842
†Dinorthis subplicatella Reed 1917
†Dinorthis sweeneyi Winchell 1881
†Dinorthis taukensis Nikitin et al. 2003
†Dinorthis transversa Willard 1928
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Invalid names: Dinorthis quadriplicata Willard 1928 [synonym]
†Dinorthis venusta Cooper 1956
†Orthis (Dinorthis) meedsi Winchell and Schuchert 1893
Diagnosis
No diagnoses are available