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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Gagadon
Taxonomy
Gagadon was named by Stucky and Covert (2014). It is not extant. Its type is Gagadon minimonstrum.
It was assigned to Homacodontidae by Stucky and Covert (2014).
It was assigned to Homacodontidae by Stucky and Covert (2014).
Species
G. minimonstrum (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 2014 | Gagadon Stucky and Covert |
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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
| Reference | Diagnosis | |
|---|---|---|
| R. K. Stucky and H. H. Covert 2014 | Differs from all known North Ameri- can artiodactyls in having the following autapomorphies: (1) very broad cingulids on the labial margin of the lower molars running from the anterior margin of the protoconid to the posterior mar- gin of the hypoconid; (2) strongly developed projecting accessory cusps on the labial cingulid of the lower molars especially on m2 and m3; and (3) a large cusp on the stylar shelf labial to the meta- cone in M2 that is nearly equal in size to the metacone. |
Measurements
No measurements are available
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| Source: o = order, subc = subclass, c = class, subp = subphylum | |||||
| References: Lillegraven 1979, Nowak 1999, Carroll 1988, Hendy et al. 2009 | |||||
Age range: Wasatchian or 55.80000 to 50.30000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wasatchian | USA (Wyoming) | G. minimonstrum (16071 156617 156618) |