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"

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