PBDB Collection

Aletomeryx Quarry: Early/Lower Hemingfordian, Nebraska
collected by R. S. Lull (1914), P. O. McGrew, E. Shaw, J. M. Schmidt (1940) 1914, 1940

List of taxa

Where & when

Geology

Taphonomy & methods

Metadata & references

Taxonomic list

Mammalia - Rodentia - Heteromyidae

	Schizodontomys amnicolus n. sp. Korth et al. 1990	Korth et al. 1990
	UNSM Cr-23
Mammalia - Carnivora - Canidae

	Desmocyon matthewi Wang et al. 1999	Wang et al. 1999
	"Aletomeryx Quarry"; "above Aletomeryx Quarry"; "4 ft above Aletomeryx Quarry"; "10 ft above Aletomeryx Quarry zone"; and "18 mi east of Aletomeryx Quarry" in the same county

	Phlaocyon leucosteus Matthew 1899	Wang et al. 1999

	Phlaocyon mariae n. sp. Wang et al. 1999	Wang et al. 1999

	Cynarctoides acridens (Barbour and Cook 1914)	Wang et al. 1999
	"Runningwater Formation... Cherry County... Antelope Creek"

	Ectopocynus simplicidens Wang 1994	Wang 1994
	18 ft above Aletomeryx Zone; placed here because other records also may be from this high in the local section
Mammalia - Carnivora - Palaeogalidae

	Palaeogale cf. minuta (Gervais 1848)
	de Bonis 1981
Mammalia - Carnivora - Amphicyonidae

	Daphoenodon niobrarensis n. sp. Loomis 1936
	(1 measurement)
	= Daphoenodon superbus Peterson 1907	Skinner and Johnson 1984
	see Loomis 1936a
Mammalia - Camelidae

	Oxydactylus longipes Peterson 1904	Loomis 1936
	may include "Procamelus sp." of Lull

	Michenia sp. Frick and Taylor 1971	Korth et al. 1990
Mammalia - Palaeomerycidae

	Aletomeryx gracilis n. sp. Lull 1920
	see also Frick 1937
Mammalia - Perissodactyla - Rhinocerotidae

	Rhinocerotidae indet. Gray 1821
Reptilia

	cf. Alligator sp. Daudin 1809	Whiting and Head 2020
	UNSM 135036, 135037

	Alligator mcgrewi n. sp. Schmidt 1941	Schmidt 1941
	(1 measurement)
see common names

Geography

Country:	United States	State/province:	Nebraska	County:	Cherry
Coordinates:	42.8° North, 102.0° West (view map)
Paleocoordinates:	43.5° North, 98.1° West
Basis of coordinate:	based on political unit
Geographic resolution:	small collection

Time

Period:	Neogene	Epoch:	Miocene
Stage:	Burdigalian	10 m.y. bin:	Cenozoic 5
*Period:	Tertiary
Key time interval:	Early/Lower Hemingfordian
Age range of interval:	18.50000 - 16.30000 m.y. ago
* legacy (obsolete) database fields

Stratigraphy

Geological group:	Hemingford	Formation:	Runningwater
Stratigraphic resolution:	group of beds
Stratigraphy comments: Hemingfordian 1

Lithology and environment

Primary lithology:	not reported
Environment:	terrestrial indet.

Taphonomy

Modes of preservation:	body
Size of fossils:	macrofossils

Collection methods and comments

Reason for describing collection:	taxonomic analysis
Museum repositories:	FMNH,UNSM
Collectors:	R. S. Lull (1914), P. O. McGrew, E. Shaw, J. M. Schmidt (1940)	Collection dates:	1914, 1940
Taxonomic list comments:questionable records: type of "Blastomeryx" marshi collected by Marsh from within 25 miles (!) of Quarry F; type of Nothocyon latidens multicuspis not mentioned by Lull Parablastomeryx (Pseudoblastomeryx) marsa Frick 1937: type, "1 mile west of Aletomeryx Quarry" in Cherry County specimen of "Protohippus placidus or niobrarensis" was apparently mislabelled as from Quarry F

Metadata

Also known as:	Lull's Quarry F; UNSM Cr-23
Database number:	17865
Authorizer:	J. Alroy, P. Mannion	Enterer:	J. Alroy, P. Mannion
Modifier:	G. Varnham	Research group:	vertebrate
Created:	1993-02-18 00:00:00	Last modified:	2022-05-04 04:45:42
Access level:	the public	Released:	1993-02-18 00:00:00
Creative Commons license:	CC BY

Reference information

Primary reference:

2324.

5% 49920

R. S. Lull. 1920. An upper Carboniferous footprint from Attleboro, Massachusetts. American Journal of Science s4-50:234-236 [J. Alroy/J. Alroy/P. Wagner]

Secondary references:

54871		R. M. Hunt, Jr. 2009. Long-Legged Pursuit Carnivorans (Amphicyonidae, Daphoeninae) From the Early Miocene of North America. Bulletin of the American Museum of Natural History 318:1-95 [J. Marcot/J. Marcot]
2152	5% 20540	W. W. Korth, B. E. Bailey, and R. M. Hunt, Jr. 1990. Geomyoid rodents from the early Hemingfordian (Miocene) of Nebraska. Annals of Carnegie Museum 59(1):25-47 [J. Alroy/J. Alroy/M. Carrano]
2272		F. B. Loomis. 1936. Three new Miocene dogs and their phylogeny. Journal of Paleontology 10(1):44-52 [J. Alroy/J. Alroy/J. Alroy]
34285		K. P. Schmidt. 1941. A new fossil alligator from Nebraska. Geological Series of Field Museum of Natural History 8(4):27-32 [J. Alroy/J. Alroy]
6193		M. F. Skinner and F. W. Johnson. 1984. Tertiary stratigraphy and the Frick Collection of fossil vertebrates from north-central Nebraska. Bulletin of the American Museum of Natural History 178(3):1-368 [J. Alroy/J. Alroy/J. Alroy]
6226		X. Wang. 1994. Phylogenetic systematics of the Hesperocyoninae (Carnivora: Canidae). Bulletin of the American Museum of Natural History 221:1-207 [J. Alroy/J. Alroy/J. Alroy]
3558		X. Wang, R. H. Tedford, and B. E. Taylor. 1999. Phylogenetic systematics of the Borophaginae (Carnivora: Canidae). Bulletin of the American Museum of Natural History 243:1-392 [J. Alroy/J. Alroy/J. Alroy]
72834		E. T. Whiting and J. J. Head. 2020. Neogene crocodylians from the Central Great Plains: spatiotemporal histories and relationships with regional climatic and environmental changes. Journal of Vertebrate Paleontology 40(1):e1764007:1-14 [P. Mannion/P. Mannion/P. Mannion]