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Taxonomy
Canis geismarianus was named by Cope (1878) [also said to be 1879 or 1881, but see Wang and Tedford 1992]. Its type specimen is AMNH 6884, a tooth (left m1), and it is a 3D body fossil.
It was recombined as Galecynus geismarianus by Cope (1879); it was recombined as Nothocyon geismarianus by Wortman and Matthew (1899), Matthew (1899), Hay (1902), Merriam (1906), Matthew (1907), Macdonald (1970), Wang and Tedford (1992) and Wang et al. (1999).
It was recombined as Galecynus geismarianus by Cope (1879); it was recombined as Nothocyon geismarianus by Wortman and Matthew (1899), Matthew (1899), Hay (1902), Merriam (1906), Matthew (1907), Macdonald (1970), Wang and Tedford (1992) and Wang et al. (1999).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1878 | Canis geismarianus Cope |
| 1879 | Galecynus geismarianus Cope |
| 1899 | Nothocyon geismarianus Matthew |
| 1899 | Nothocyon geismarianus Wortman and Matthew p. 127 |
| 1902 | Nothocyon geismarianus Hay p. 771 |
| 1906 | Nothocyon geismarianus Merriam p. 13 |
| 1907 | Nothocyon geismarianus Matthew |
| 1970 | Nothocyon geismarianus Macdonald |
| 1992 | Nothocyon geismarianus Wang and Tedford p. 225 |
| 1999 | Nothocyon geismarianus Wang et al. p. 85 |
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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.
†Canis geismarianus Cope 1878
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Diagnosis
No diagnoses are available