Saw Rock Canyon (Lower): Blancan, Kansas

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia - Pelecaniformes - Threskiornithidae
cf. Plegadis sp. Kaup 1829
Moseley and Feduccia 1975
"gen. tentative"
Reptilia - Charadriiformes - Scolopacidae
Tringa antiqua n. sp. Fedducia 1970
Fedducia 1970
Reptilia - Colubridae
Elaphe obsoleta (Say 1823)
Brattstrom 1967
Coluber constrictor Linnaeus 1758
Brattstrom 1967
Natrix sp. Laurenti 1768
Brattstrom 1967
    = Nerodia sp. Baird and Girard 1853
Alroy 2009
Thamnophis sp. Fitzinger 1843
Brattstrom 1967
Reptilia - Crotalidae
Agkistrodon contortix
Brattstrom 1967
nomen dubium belonging to Crocopoda
Reptilia - Scincidae
Eumeces striatulus
Twente 1952 2 specimens
Reptilia - Testudines - Kinosternoidea
Kinosternon flavescens (Agassiz 1857)
Fichter 1969
Kinosternon subrubrum (Bonnaterre 1788)
Fichter 1969
Mammalia - Carnivora - Mephitidae
Buisnictis cf. schoffi Hibbard 1954
Mammalia - Carnivora - Canidae
Osteoborus progressus n. sp. Hibbard 1944
synonym of Borophagus hilli
Mammalia - Camelidae
Camelidae indet. Gray 1821
small
Gigantocamelus cf. spatulus (Cope 1893)
Mammalia - Talpidae
Hesperoscalops sewardensis n. sp. Reed 1962
recombined as Scalopus sewardensis
originally described by Reed 1962
Mammalia - Soricidae
Soricidae indet. Fischer 1814
    = Paracryptotis sp. Hibbard 1950
Hibbard and Bjork 1971
Mammalia - Lagomorpha - Leporidae
Leporidae indet. Fischer de Waldheim 1817
Mammalia - Rodentia - Cricetidae
Cimmaronomys stirtoni n. sp. Hibbard 1953
recombined as Calomys (Bensonomys) stirtoni
Onychomys larrabeei Hibbard 1953
    = Onychomys gidleyi Hibbard 1941
Alroy 2002
Neotoma sawrockensis n. sp. Hibbard 1967
Hibbard 1967
Peromyscus sawrockensis n. sp. Hibbard 1964
synonym of Symmetrodontomys simplicidens
(1 measurement)
Ogmodontomys sawrockensis n. sp. Hibbard 1957
see Hibbard 1957a
Baiomys sawrockensis n. sp.
apparently a lapsus calami, as Hibbard 1949c described the specimen as B. rexroadi and none of Hibbard's other publications between 1949 and 1964 discuss this record
Mammalia - Rodentia - Sciuridae
Marmota sawrockensis n. sp. Hibbard 1964
recombined as Paenemarmota sawrockensis
(1 measurement)
Citellus sp. Oken 1816
    = Marmotini indet.
Alroy 2002
Mammalia - Rodentia - Castoridae
Dipoides wilsoni n. sp. Hibbard 1949
see Hibbard 1949
Mammalia - Rodentia - Geomyidae
Pliogeomys sp. Hibbard 1954
    = Geomys sp. Rafinesque 1817
Martin et al. 2002
Mammalia - Rodentia - Heteromyidae
Prodipodomys cf. coquorum (Wood 1935)
Korth 1995
original and current combination Perognathus coquorum
"quite likely" this species
Perognathus mclaughlini n. sp. Hibbard 1949
see Hibbard 1949c
Prodipodomys griggsorum n. sp. Zakrzewski 1970
Zakrzewski 1970 5 specimens
KU V45781, V24342, V28172, V55163, V57044
see common names

Geography
Country:United States State/province:Kansas County:Seward
Coordinates: 37.1° North, 100.9° West (view map)
Paleocoordinates:37.2° North, 100.3° West
Basis of coordinate:based on political unit
Geographic resolution:small collection
Time
10 m.y. bin:Cenozoic 6
*Period:Tertiary *Epoch:Pliocene
Key time interval:Blancan
Age range of interval:4.70000 - 1.40000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Rexroad Member:XI
Local section:Meade Local bed:1
Local order:bottom to top
Lithology and environment
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Collection methods and comments
Reason for describing collection:taxonomic analysis
Taxonomic list comments:from a 12 to 14 inch thick layer: Hibbard 1953c
Nelson and Miller 1990 appear to misattribute an identification of Mimomys mcknighti from Saw Rock Canyon to Repenning 1987
placed by Repenning 1987 in earliest Blancan
"Teleoceras sp." Prothero and Manning 1987: record likely "in error" according to Martin et al. 2002
Metadata
Also known as:Locality No. 6; XI Ranch
Database number:19922
Authorizer:J. Alroy, J. Head, M. Uhen Enterer:J. Alroy, J. Head, M. Uhen
Modifier:J. Alroy Research group:vertebrate
Created:1995-03-26 00:00:00 Last modified:2007-05-08 20:05:56
Access level:the public Released:1995-03-26 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:
1889. C. W. Hibbard. 1964. Papers of the Michigan Academy of Science, Arts, and Letters 49 [J. Alroy/J. Alroy]

Secondary references:

6294 J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
29343 J. Alroy. 2009. High-handed opinions on taxonomy and other matters. [J. Alroy/J. Alroy]
30836 B. H. Brattstrom. 1967. A succession of Pliocene and Pleistocene snake faunas from the High Plains of the United States. Copeia 1967(1):188-202 [J. Alroy/J. Alroy]
75131 J. A. Fedducia. 1970. A new shorebird from the Upper Pliocene. Journal of the Graduate Research Center 38:58-60 [M. Uhen/M. Uhen]
26905 L. S. Fichter. 1969. Geographical distribution and osteological variation in fossil and Recent specimens of two species of Kinosternon (Testudines). Journal of Herpetology 3(3/4):113-119 [J. Alroy/J. Alroy]
1890 C. W. Hibbard. 1967. New rodents from the late Cenozoic of Kansas. Papers of the Michigan Academy of Science, Arts, and Letters 52:115-131 [J. Alroy/J. Alroy/M. Uhen]
1896 C. W. Hibbard and P. R. Bjork. 1971. The Insectivores of the Hagerman Local Fauna, Upper Pliocene of Idaho. Contributions from the Museum of Paleontology, University of Michigan 23(9):171-180 [J. Alroy/J. Alroy/M. Uhen]
2126 W. W. Korth. 1995. Rodents from the Late Hemphillian (Latest Miocene), Sioux County, Nebraska. Transactions of the Nebraska Academy of Sciences 22:87-92 [J. Alroy/J. Alroy/M. Uhen]
6579 R. A. Martin. 2000. The taxonomic status of Peromyscus sawrockensis Hibbard, 1964 (Rodentia, Cricetidae). Paludicola 2(4):269-272 [J. Alroy/J. Alroy/J. Alroy]
6087 R. A. Martin, H. T. Goodwin, and J. O. Farlow. 2002. Late Neogene (late Hemphillian) rodents from the Pipe Creek Sinkhole, Grant County, Indiana. Journal of Vertebrate Paleontology 22(1):137-151 [J. Alroy/J. Alroy/J. Alroy]
7594 C. Moseley and A. Feduccia. 1975. Upper Pliocene herons and ibises from North America. University of Michigan Papers on Paleontology 12:71-74 [J. Alroy/J. Alroy/J. Alroy]
46059 J. W. Twente. 1952. Pliocene lizards from Kansas. Copeia 1952(2):70-73 [J. Head/J. Head]
3788 R. J. Zakrzewski. 1970. Notes on kangaroo rats from the Pliocene of southwestern Kansas, with the description of a new species. Journal of Paleontology 44(3):474-477 [J. Alroy/J. Alroy/M. Carrano]