Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Leptauchenia decora
Taxonomy
Leptauchenia decora was named by Leidy (1856) [genotype]. It is a 3D body fossil. Its type locality is Eagle Nest Butte (Sharps Fm.), which is in an Arikareean fluvial horizon in the Sharps Formation of South Dakota.
Synonyms
|
Synonymy list
Year | Name and author |
---|---|
1856 | Leptauchenia decora Leidy p. 88 |
1857 | Leptauchenia decora Leidy p. 89 |
1877 | Pithecistes brevifacies Cope p. 219 |
1884 | Leptauchenia decora Cope p. 546 |
1884 | Pithecistes brevifacies Cope p. 558 |
1884 | Pithecistes decedens Cope p. 558 |
1888 | Pithecistes facies Cope |
1899 | Cyclopidius decedens Matthew |
1902 | Cyclopidius brevifacies Hay p. 670 |
1902 | Cyclopidius decedens Hay p. 670 |
1902 | Leptauchenia decora Hay p. 670 |
1921 | Cyclopidius (Chelonocephalus) schucherti Thorpe |
1925 | Cyclopidius schucherti Loomis p. 248 |
1935 | Cyclopidius brevifacies Schlaikjer |
1935 | Leptauchenia minora Schlaikjer p. 164 figs. Plate 41 |
1937 | Leptauchenia decora Thorpe p. 235 figs. Fig. 6; PI. XXXV; PI. XLVIII, fig. 2 |
1937 | Leptauchenia minora Thorpe p. 239 figs. PL XXXVI, fig. 4 |
1937 | Cyclopidius (Chelonocephalus) schucherti Thorpe p. 256 figs. Figs. 183-185 |
1940 | Cyclopidius loganensis Koerner |
1940 | Leptauchenia decora Scott p. 703 |
1968 | Hadroleptauchenia eiseleyi Schultz and Falkenbach |
1968 | Hadroleptauchenia primitiva Schultz and Falkenbach |
1968 | Leptauchenia harveyi Schultz and Falkenbach |
1968 | Leptauchenia martini Schultz and Falkenbach |
1968 | Leptauchenia parasimus Schultz and Falkenbach |
1968 | Pithecistes altageringensis Schultz and Falkenbach |
1968 | Pithecistes copei Schultz and Falkenbach |
1968 | Pithecistes mariae Schultz and Falkenbach |
1968 | Pithecistes tanneri Schultz and Falkenbach |
1968 | Pseudocyclopidius orellaensis Schultz and Falkenbach |
1968 | Pithecistes tanneri Schultz and Falkenbach p. 261 figs. Figures 32, 38, 40, 53. |
1968 | Pithecistes brevifacies Schultz and Falkenbach p. 268 figs. Figures 32, 40 |
1968 | Pithecistes copei Schultz and Falkenbach p. 269 figs. Figures 32, 38, 40, 53. |
1968 | Leptauchenia decora Schultz and Falkenbach p. 277 figs. Figures 33, 38, 40, 41, 43, 53 |
1968 | Hadroleptauchenia eiseleyi Schultz and Falkenbach p. 306 figs. igures 35 and 38 |
1998 | Leptauchenia eiseleyi Lander |
1998 | Leptauchenia major loganensis Lander |
1998 | Leptauchenia eiseleyi orellaensis Lander p. 410 |
1998 | Leptauchenia major brevifacies Lander p. 410 |
1998 | Leptauchenia major schucherti Lander p. 410 |
2007 | Leptauchenia decora Stevens and Stevens p. 158 |
2008 | Leptauchenia decora Prothero and Sanchez |
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.
†Leptauchenia decora Leidy 1856
show all | hide all
Invalid names: Cyclopidius (Chelonocephalus) schucherti Thorpe 1921 [synonym], Cyclopidius loganensis Koerner 1940 [synonym], Hadroleptauchenia eiseleyi Schultz and Falkenbach 1968 [synonym], Hadroleptauchenia primitiva Schultz and Falkenbach 1968 [synonym], Leptauchenia harveyi Schultz and Falkenbach 1968 [synonym], Leptauchenia martini Schultz and Falkenbach 1968 [synonym], Leptauchenia minora Schlaikjer 1935 [synonym], Leptauchenia parasimus Schultz and Falkenbach 1968 [synonym], Pithecistes altageringensis Schultz and Falkenbach 1968 [synonym], Pithecistes brevifacies Cope 1877 [synonym], Pithecistes copei Schultz and Falkenbach 1968 [synonym], Pithecistes decedens Cope 1884 [synonym], Pithecistes facies Cope 1888 [synonym], Pithecistes mariae Schultz and Falkenbach 1968 [synonym], Pithecistes tanneri Schultz and Falkenbach 1968 [synonym], Pseudocyclopidius orellaensis Schultz and Falkenbach 1968 [synonym]
Diagnosis
Reference | Diagnosis | |
---|---|---|
D. R. Prothero and F. Sanchez 2008 | Relatively small leptaucheniines (P2-M3 length = 30- 50 mm; M1-2 length = 14-22 mm; M1-3 length = 21-34 mm; skull length = 80-105 mm) with less robust zygomatic arches and smaller orbits; teeth subhypsodont to hypsodont; styles on M1-3 and stylids on m1-3 well developed. |
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|
||||
|
|
||||
Source: f = family, o = order, subc = subclass, c = class, subp = subphylum | |||||
References: Lillegraven 1979, Carroll 1988, Lander 1998, Hendy et al. 2009, Nowak 1999 |
Age range: base of the Orellan to the top of the Monroecreekian or 33.90000 to 24.80000 Ma
Collections (90 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Orellan | USA (Wyoming) | Pseudocyclopidius orellaensis (17104) | |
Orellan | USA (Nebraska) | Hadroleptauchenia eiseleyi (17135) Leptauchenia decora (17096) Pseudocyclopidius orellaensis (17206) | |
Orellan | USA (South Dakota) | Hadroleptauchenia eiseleyi (17169) | |
Whitneyan | USA (South Dakota) | Leptauchenia decora (17317 17336 17337 17338 17339 17343 17360 17380) | |
Whitneyan | USA (Nebraska) | Hadroleptauchenia primitiva, Leptauchenia decora (17374) Hadroleptauchenia primitiva, Leptauchenia decora, Pithecistes tanneri (17401 17419) Hadroleptauchenia primitiva, Pithecistes tanneri (17398) Leptauchenia decora (17311 17333 17354 17373 17375 17386 17392 17394 17397 17399 17402 17411 17413 17415 17417 17422 17424) Leptauchenia harveyi (17409 17410 17416 17418) Pithecistes mariae (17319) Pithecistes tanneri (17395 17403 17404 17430) | |
Whitneyan | USA (North Dakota) | Leptauchenia decora (17432) | |
Whitneyan | USA (Wyoming) | Leptauchenia decora (17335) | |
Whitneyan | USA (Colorado) | Leptauchenia decora (17426) | |
Geringian | USA (Wyoming) | Pithecistes altageringensis (17446) | |
Geringian | USA (South Dakota) | Cyclopidius schucherti (17624 17630 17641 17647) Leptauchenia martini (17501 17589 17592 17665 17693) Pithecistes copei (17505) Pithecistes mariae (17663) | |
Geringian | USA (Nebraska) | Leptauchenia martini (17488 17575 17595 17697) Leptauchenia parasimus (17728) Pithecistes mariae (17687) | |
Arikareean | USA (Wyoming) | Leptauchenia decora, Leptauchenia parasimus, Pithecistes altageringensis (17667) Leptauchenia minora (17466) Leptauchenia parasimus (17502 17571) Leptauchenia parasimus, Pithecistes altageringensis (17703) Pithecistes altageringensis (17532) Pithecistes copei (17472) | |
Arikareean | USA (Montana) | Cyclopidius loganensis (17509) | |
Arikareean | USA (South Dakota) | Leptauchenia decora (type locality: 17496) Leptauchenia martini (17483) Leptauchenia parasimus (17578) | |
Arikareean | USA (Nebraska) | Leptauchenia decora (17510 17531 17538 17580 17594) Leptauchenia martini (17572 17573 17717) Leptauchenia parasimus (17503 17604 17718) Pithecistes mariae (17598) | |
Late/Upper Oligocene | USA (South Dakota) | Cyclopidius schucherti (17951) | |
Monroecreekian | USA (South Dakota) | Pithecistes altageringensis (17547) | |
Monroecreekian - Harrisonian | USA (Nebraska) | Pithecistes copei (17704) |