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Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Trigenicus
Taxonomy
Trigenicus was named by Douglass (1903) [treated as a synonym of Leptotragulus by Tabrum and Nichols 2001, but without discussion of Storer 1996]. It is not extant.
It was assigned to Merycoidodontidae by Scott (1940); and to Protoceratidae by Douglass (1903), Storer (1996) and Prothero (1998).
It was assigned to Merycoidodontidae by Scott (1940); and to Protoceratidae by Douglass (1903), Storer (1996) and Prothero (1998).
Species
Synonymy list
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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. †Trigenicus Douglass 1903
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: f = family, o = order, subc = subclass, c = class, subp = subphylum | |||||
References: Lillegraven 1979, Hendy et al. 2009, Carroll 1988, Prothero 1998, Nowak 1999 |
Age range: Chadronian or 37.20000 to 33.90000 Ma
Collections (15 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Chadronian | Canada (Saskatchewan) | T. profectus (16919 16979) | |
Chadronian | USA (Montana) | Leptotragulus profectus (16935 16959 16988 16989 17010) T. socialis (17028) | |
Chadronian | USA (Nebraska) | Leptotragulus profectus (17031) | |
Chadronian | USA (Wyoming) | Leptotragulus profectus (16960 16961 16962 16963) | |
Chadronian | USA (South Dakota) | Leptotragulus profectus (17006) | |
Middle Chadronian | Canada (Saskatchewan) | T. profectus (16928) |