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Pleurolicus
Taxonomy
Pleurolicus was named by Cope (1878). Its type is Pleurolicus sulcifrons.
It was assigned to Saccomyidae by Cope (1878), Cope (1879); to Entoptychinae by Korth (1996); and to Geomyidae by Hay (1902), McKenna and Bell (1997).
It was assigned to Saccomyidae by Cope (1878), Cope (1879); to Entoptychinae by Korth (1996); and to Geomyidae by Hay (1902), McKenna and Bell (1997).
Synonyms
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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.
G. †Pleurolicus Cope 1878
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†Pleurolicus compressus Korth and Kron 2020
†Pleurolicus dakotensis Wood 1936
†Pleurolicus exiguus Korth 1996
†Pleurolicus hemingfordensis Korth et al. 1990
†Pleurolicus mensae Korth and Kron 2020
†Pleurolicus rensbergeri Calede and Rasmussen 2020
†Pleurolicus sellardsi Hibbard and Wilson 1950
†Pleurolicus sulcifrons Cope 1878
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Invalid names: Grangerimus oregonensis Wood 1936 [synonym], Pleurolicus copei Wood 1936 [synonym], Pleurolicus diplophysus Cope 1881 [synonym]
Invalid names: Grangerimus Wood 1936 [synonym]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| E. D. Cope 1878 | Superior molars rooted and short-crowned. The crowns with a lateral fissure bordered with an inflection of the enamel sheath, extending to their bases. In the superior molars this inflection is on the external side, and does not divide the crown. Superior incisors not grooved. |
Measurements
No measurements are available
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| Source: f = family, subc = subclass, c = class, subp = subphylum | |||||
| References: Nowak 1991, Carroll 1988, Lillegraven 1979, Ji et al. 2002, Hendy et al. 2009 | |||||
Age range: base of the Geringian to the top of the Hemingfordian or 29.50000 to 16.30000 Ma
Collections (16 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Geringian | USA (Oregon) | P. sulcifrons (17537) | |
| Geringian | USA (Nebraska) | P. sulcifrons (17597) | |
| Arikareean | USA (Montana) | P. sp. (17543) | |
| Arikareean | USA (South Dakota) | P. dakotensis (17461) | |
| Arikareean | USA (Nebraska) | P. sulcifrons (17541) | |
| Arikareean | USA (Oregon) | P. sulcifrons (180202) | |
| Monroecreekian | USA (South Dakota) | Grangerimus sp. (17549 17554) P. dakotensis (17555) | |
| Harrisonian | USA (Nebraska) | P. exiguus (17791) | |
| Harrisonian | USA (South Dakota) | Grangerimus oregonensis (17756) | |
| Harrisonian | USA (Texas) | Grangerimus sellardsi (17814) | |
| Early/Lower Hemingfordian | USA (New Mexico) | P. sulcifrons (19188) | |
| Early/Lower Hemingfordian | USA (Nebraska) | P. exiguus (102283) P. hemingfordensis (69808) | |
| Hemingfordian | USA (Colorado) | Proheteromys magnus (17965) |