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Ischnognathus
Taxonomy
Ischnognathus was named by Stovall (1948). It is not extant. Its type is Ischnognathus savagei.
It was considered a nomen vanum by Van Valen (1966).
It was assigned to Hyaenodontinae by Van Valen (1967); and to Hyaenodontidae by Stovall (1948), Gustafson (1986) and Gunnell (1998).
It was considered a nomen vanum by Van Valen (1966).
It was assigned to Hyaenodontinae by Van Valen (1967); and to Hyaenodontidae by Stovall (1948), Gustafson (1986) and Gunnell (1998).
Species
I. savagei (type 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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, subc = subclass, c = class, subp = subphylum | |||||
| References: Hendy et al. 2009, Ji et al. 2002, Carroll 1988, Lillegraven 1979, Gunnell 1998 | |||||
Age range: Duchesnean or 39.70000 to 37.00000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Duchesnean | USA (Texas) | I. savagei (16828) |