| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Plesippus idahoensis
Taxonomy
Equus idahoensis was named by Merriam (1918). It is a 3D body fossil. Its type locality is Froman Ferry (UCMP 3036), which is in a Blancan terrestrial horizon in the Glenns Ferry Formation of Idaho.
It was synonymized subjectively with Equus simplicidens by Savage (1951), Kurten and Anderson (1980); it was considered a nomen dubium by Winans (1985); it was considered a nomen dubium by Kelly (1994); it was recombined as Plesippus idahoensis by Schultz (1936), Shotwell (1970), Repenning et al. (1995), Albright (1999), Barrón-Ortiz et al. (2019).
It was synonymized subjectively with Equus simplicidens by Savage (1951), Kurten and Anderson (1980); it was considered a nomen dubium by Winans (1985); it was considered a nomen dubium by Kelly (1994); it was recombined as Plesippus idahoensis by Schultz (1936), Shotwell (1970), Repenning et al. (1995), Albright (1999), Barrón-Ortiz et al. (2019).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1918 | Equus idahoensis Merriam |
| 1936 | Plesippus idahoensis Schultz |
| 1940 | Equus idahoensis Stirton p. 195 |
| 1970 | Plesippus idahoensis Shotwell |
| 1982 | Equus idahoensis Azzaroli |
| 1993 | Equus idahoensis Azzaroli and Voorhies |
| 1994 | Equus idahoensis Downs and Miller |
| 1995 | Plesippus idahoensis Repenning et al. |
| 1997 | Equus idahoensis Kelly |
| 1999 | Plesippus idahoensis Albright |
| 2019 | Plesippus idahoensis Barrón-Ortiz et al. p. 9 |
Is something missing? Join the Paleobiology Database and enter the data
|
|
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.
†Plesippus idahoensis Merriam 1918
show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|
||||
|
|||||
|
|
||||
| Source: subf = subfamily, subc = subclass, c = class, subp = subphylum | |||||
| References: Hendy et al. 2009, Ji et al. 2002, MacFadden 1998, Nowak 1991, Lillegraven 1979, Carroll 1988 | |||||
Age range: base of the Blancan to the top of the Irvingtonian or 4.90000 to 0.30000 Ma
Collections (21 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Blancan | USA (Nevada) | Equus idahoensis (19111 19112 229151) Equus simplicidens (19991 19992 19995 19997 20005) | |
| Blancan | USA (Idaho) | Equus idahoensis (19767) Plesippus idahoensis (19793 19911 19912 19913) | |
| Blancan | USA (California) | Plesippus idahoensis (19737) | |
| Blancan | USA (Texas) | Equus idahoensis (20038) | |
| Irvingtonian | USA (Nevada) | Equus idahoensis (20010 20011 20012 20014 20015 20016) |