PBDB Collection

Rexroad KU Locality 3 ( of the United States)

Where: Meade County, Kansas (37.2° N, 100.3° W: paleocoordinates 37.3° N, 99.7° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: upper Member (Rexroad Formation), Blancan (4.9 - 1.8 Ma)

Environment/lithology: terrestrial

Size classes: macrofossils, mesofossils

Reposited in the UMMP

Primary reference: C. W. Hibbard. 1970. in Dort and Jones [J. Alroy/J. Alroy]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 19936: authorized by John Alroy, entered by John Alroy on 18.02.1993, edited by Evangelos Vlachos, Patricia Holroyd and Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

• this is the original locality pillaged by a CCC crew in 1936

•W 1/2 SW 1/4 sec 22 T 33 S R 29 W

•"Baiomys rexroadi" appears to be a lapsus as the type is actually from Locality 2a: Hibbard 1950

•may include UMMP Protocitta ajax specimen of Brodkorb 1972 from "Rexroad Formation... at Rexroad Ranch"

Show authors, comments, and common names

Aves
Cathartiformes - Cathartidae	Pliogyps fisheri n. gen. n. sp.¹¹ Pliogyps fisheri n. gen. n. sp.¹¹ Tordoff 1959 New World vulture
Pelecaniformes - Ardeidae	Egretta sp.⁶ Egretta sp.⁶ Forster 1817 egret
Reptilia
Squamata - Iguanidae	Phrynosoma cornutum⁸ Phrynosoma cornutum⁸ horned lizard
Squamata - Crotalidae	Agkistrodon contortix⁴, Sistrurus catenatus⁴, Crotalus viridis⁴ Agkistrodon contortix⁴ cottonmouth Sistrurus catenatus⁴ pigmy rattlesnake Crotalus viridis⁴ Rafinesque 1818 prairie rattlesnake
Squamata - Colubridae	Nerodia sp.², Heterodon platyrhinos⁴, Heterodon plionasicus⁴, Thamnophis sp.⁴, Elaphe obsoleta⁴, Coluber constrictor⁴, Lampropeltis getulus⁴ Nerodia sp.² Baird and Girard 1853 water snake Heterodon platyrhinos⁴ Latreille 1801 eastern hognosed snake Heterodon plionasicus⁴ Peters 1953 hog-nosed snake Thamnophis sp.⁴ Fitzinger 1843 garter snake Elaphe obsoleta⁴ Say 1823 black rat snake Coluber constrictor⁴ Linnaeus 1758 black racer Lampropeltis getulus⁴ Linnaeus 1766 kingsnake
Testudines - Testudinidae	"Testudo rexroadensis" = Hesperotestudo orthopygia⁷ "Testudo rexroadensis" = Hesperotestudo orthopygia⁷ Cope 1878 turtle UMMP 9399 (paratype), parts of a carapace and a complete plastron
Mammalia
Proboscidea - Gomphotheriidae	Stegomastodon primitivus¹ Stegomastodon primitivus¹ Osborn 1936 gomphothere
Perissodactyla - Equidae	Nannippus peninsulatus, Equus sp. Nannippus peninsulatus Cope 1885 hipparionine horse Equus sp. Linnaeus 1758 horse
Artiodactyla - Cervidae	Odocoileus sp.¹² Odocoileus sp.¹² Rafinesque 1832 New World deer
Artiodactyla - Antilocapridae	Antilocapridae indet. Antilocapridae indet. Gray 1866 pronghorn
Artiodactyla - Tayassuidae	Platygonus bicalcaratus Platygonus bicalcaratus Cope 1893 peccary
Artiodactyla - Camelidae	Hemiauchenia macrocephala¹ Hemiauchenia macrocephala¹ Cope 1893 camel
Carnivora - Felidae	Megantereon hesperus³, "Lynx rexroadensis" = Felis rexroadensis¹ Megantereon hesperus³ Gazin 1933 cat "Lynx rexroadensis" = Felis rexroadensis¹ Stephens 1959 cat
Carnivora - Canidae	Borophagus sp., Urocyon progressus, "Canis ferox" = Eucyon ferox¹⁰ Borophagus sp. Cope 1892 bone-crushing dog described by Bjork 1973 Urocyon progressus Stevens 1965 gray fox described by Bjork 1973 "Canis ferox" = Eucyon ferox¹⁰ Miller and Carranza-Castaneda 1998 canine
Carnivora - Procyonidae	Bassariscus casei n. sp., Procyon rexroadensis n. sp. Bassariscus casei n. sp. Hibbard 1952 ringtail see Hibbard 1952d Procyon rexroadensis n. sp. Hibbard 1941 raccoon see Hibbard 1941a
Carnivora - Mustelidae	Trigonictis macrodon⁹, Satherium piscinarium, Taxidea taxus Trigonictis macrodon⁹ Cope 1868 mustelid carnivore Satherium piscinarium Leidy 1873 otter gender corrected by Bjork 1973; Bjork also lists "S. ingens"; (2+1) Taxidea taxus Schreber 1778 American badger
Carnivora - Mephitidae	Spilogale rexroadi n. sp., Buisnictis breviramus n. sp. Spilogale rexroadi n. sp. Hibbard 1941 skunk see Hibbard 1941a Buisnictis breviramus n. sp. Hibbard 1941 skunk see Hibbard 1941a
Theriamorpha - Talpidae	"Hesperoscalops rexroadi" = Scalopus rexroadi "Hesperoscalops rexroadi" = Scalopus rexroadi Hibbard 1941 mole
Theriamorpha - Soricidae	Sorex taylori Sorex taylori Hibbard 1937 long-tailed shrew
Rodentia - Cricetidae	Onychomys gidleyi n. sp., Sigmodon minor¹, Neotoma quadriplicata n. sp., "Bensonomys eliasi" = Calomys (Bensonomys) eliasi¹, Ogmodontomys poaphagus n. sp., Symmetrodontomys simplicidens n. sp., Peromyscus baumgartneri n. sp., Peromyscus kansasensis n. sp., Nebraskomys rexroadensis⁵ Onychomys gidleyi n. sp. Hibbard 1941 grasshopper mouse see Hibbard 1941a Sigmodon minor¹ Gidley 1922 cotton rat Neotoma quadriplicata n. sp. Hibbard 1941 pack rat see Hibbard 1941a "Bensonomys eliasi" = Calomys (Bensonomys) eliasi¹ Hibbard 1937 mouse Ogmodontomys poaphagus n. sp. Hibbard 1941 mouse see Hibbard 1941a Symmetrodontomys simplicidens n. sp. Hibbard 1941 mouse see Hibbard 1941a Peromyscus baumgartneri n. sp. Hibbard 1954 deer mouse see Hibbard 1954b Peromyscus kansasensis n. sp. Hibbard 1941 deer mouse see Hibbard 1941a Nebraskomys rexroadensis⁵ Hibbard 1970 mouse
Rodentia - Geomyidae	Nerterogeomys minor¹, Geomys jacobi n. sp. Nerterogeomys minor¹ Gidley 1922 pocket gopher Geomys jacobi n. sp. Hibbard 1967 pocket gopher see Hibbard 1967
Rodentia - Heteromyidae	Prodipodomys centralis¹, Perognathus gidleyi Prodipodomys centralis¹ Hibbard 1941 rodent Perognathus gidleyi Hibbard 1941 pocket mouse
Rodentia - Castoridae	Dipoides rexroadensis, Procastoroides sweeti Dipoides rexroadensis Hibbard and Riggs 1949 beaver Procastoroides sweeti Barbour and Schultz 1937 beaver
Rodentia - Sciuridae	Spermophilus rexroadensis n. sp., Spermophilus howelli n. sp. Spermophilus rexroadensis n. sp. Hibbard 1941 ground squirrel see Hibbard 1941a Spermophilus howelli n. sp. Hibbard 1941 ground squirrel see Hibbard 1941a
Lagomorpha - Leporidae	Nekrolagus progressus n. sp., Pratilepus kansasensis n. sp., Notolagus lepusculus n. sp., Hypolagus regalis n. sp., Hypolagus ringoldensis¹³ Nekrolagus progressus n. sp. Hibbard 1939 rabbit see Hibbard 1939a Pratilepus kansasensis n. sp. Hibbard 1939 rabbit see Hibbard 1939a Notolagus lepusculus n. sp. Hibbard 1939 rabbit see Hibbard 1939a Hypolagus regalis n. sp. Hibbard 1939 rabbit see Hibbard 1939a Hypolagus ringoldensis¹³ Gustafson 1978 rabbit
Megatherioidea - Megalonychidae	Megalonyx sp. Megalonyx sp. Harlan 1825 edentate
Chiroptera - Vespertilionidae	Lasiurus fossilis Lasiurus fossilis Hibbard 1950 hairy-tailed bat a bat

¹Alroy 2002; ²Alroy 2009; ³Berta and Galiano 1983; ⁴Brattstrom 1967; ⁵Hibbard 1970; ⁶Moseley and Feduccia 1975; ⁷Oelrich 1952; ⁸Oelrich 1954; ⁹Ray et al. 1981; ¹⁰Tedford et al. 2009; ¹¹Tordoff 1959; ¹²Wheatley and Ruez 2003; ¹³White 1988