Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Leptotomus
Taxonomy
Leptotomus was named by Matthew (1910) [named by Matthew 1910 as Paramys (Leptotomus); raised to genus level]. It is not extant.
It was assigned to Ischyromyidae by Burke (1934) and McKenna and Bell (1997).
It was assigned to Ischyromyidae by Burke (1934) and McKenna and Bell (1997).
Synonymy list
Year | Name and author |
---|---|
1910 | Leptotomus Matthew |
1934 | Leptotomus Burke |
1997 | Leptotomus McKenna and Bell |
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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|
||||
|
|
||||
Source: o = order, subc = subclass, c = class, subp = subphylum | |||||
References: Ji et al. 2002, Hendy et al. 2009, Nowak 1999, Carroll 1988, Lillegraven 1979 |
Age range: base of the Bridgerian to the top of the Chadronian or 50.30000 to 33.90000 Ma
Collections (58 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Eocene | USA (California) | L. sp. (16816) | |
Bridgerian | USA (Colorado) | L. bridgerensis (16241) | |
Bridgerian | USA (Wyoming) | L. bridgerensis (16418 16647) L. parvus (16097 16109 16111 16113 16114 16139 16191 16192 16260 16262 16286 16305 16309 16310 16315 16325 16330 16339 16341 16345 16355 16366 16367 16373 16379 16384 16444) L. sp., L. parvus (16137 16228) | |
Early/Lower Uintan | USA (California) | L. caryophilus (16665 16666 16745 16751 16752) L. sp. (16672) | |
Early/Lower Uintan | USA (Colorado) | L. sp., L. bridgerensis (16623) | |
Late/Upper Uintan | USA (Texas) | L. sp. (16614) | |
Late/Upper Uintan | Canada (Saskatchewan) | L. sp., L. guildayi (16626) | |
Uintan | USA (Wyoming) | L. guildayi (16513 16514 16517) L. sp. (16649) | |
Uintan | USA (California) | L. caryophilus (16786) L. sp. (16590) | |
Uintan | USA (Texas) | L. sp. (16624) | |
Uintan | USA (Utah) | L. sp. (213066) | |
Duchesnean | USA (California) | L. sp. (16813) | |
Duchesnean | Canada (Saskatchewan) | L. sp., L. guildayi (16845) | |
Duchesnean | USA (Wyoming) | L. guildayi (16826 16853 16884) | |
Chadronian | USA (Nebraska) | L. sp. (16940 17014) | |
Chadronian | Canada (Saskatchewan) | L. guildayi (16919) |