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Restesia americana
Taxonomy
Squatirhina americana was named by Estes (1964). Its type specimen is UCMP 55820, a tooth, and it is a 3D body fossil. Its type locality is Lull 2 Quarry (UCMP V-5620), which is in a Maastrichtian terrestrial sandstone in the Lance Formation of Wyoming. It is the type species of Restesia.
It was recombined as Restesia americana by Cook et al. (2014).
It was recombined as Restesia americana by Cook et al. (2014).
Synonymy list
Year | Name and author |
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1964 | Squatirhina americana Estes p. 12 |
1989 | Squatirhina americana Bryant p. 11 |
2014 | Restesia americana Cook et al. p. 235–236 |
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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.
†Restesia americana Estes 1964
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: o = order, subp = subphylum | |||||
References: Hendy et al. 2009, Carroll 1988, Wagner 2023 |
Age range: base of the Maastrichtian to the top of the Lancian or 72.10000 to 66.00000 Ma
Collections (26 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Judithian | USA (Texas) | Squatirhina americana (14489) | |
Judithian | USA (Wyoming) | Squatirhina americana (14458) | |
Late/Upper Campanian | Canada (Alberta) | Squatirhina americana (34305 34307 34322) | |
Late/Upper Campanian | USA (New Mexico) | Squatirhina americana (36541) | |
Middle Campanian - Late/Upper Campanian | USA (Texas) | Restesia americana (212186) Squatirhina americana (68003) | |
Maastrichtian | USA (Montana) | Restesia americana (85499) | |
Early/Lower Maastrichtian | Canada (Alberta) | Squatirhina americana (14502) | |
Lancian | USA (Colorado) | Squatirhina americana (14640) | |
Lancian | USA (Wyoming) | Squatirhina americana (14514 14540 14544 70343) | |
Lancian | USA (Montana) | Restesia americana (144500 144502) Squatirhina americana (14536 14548 14549 14568 14582) | |
Late/Upper Maastrichtian | USA (Montana) | Squatirhina americana (183109) | |
Late/Upper Maastrichtian | USA (Wyoming) | Squatirhina americana (type locality: 14585) | |
Late/Upper Maastrichtian | USA (North Dakota) | Squatirhina americana (45128 45144) |