Butler Spring (UM K3-59) (Pleistocene of the United States)

Also known as Cragin Quarry, in part

Where: Meade County, Kansas (37.0° N, 100.5° W: paleocoordinates 37.5° N, 100.3° W)

• coordinate stated in text

• small collection-level geographic resolution

When: upper Member (Kingsdown Formation), Irvingtonian (1.8 - 0.3 Ma)

• from one horizon

• bed-level stratigraphic resolution

Environment/lithology: sinkhole; red, sandy siltstone

• "of sinkhole origin"
• "reddish, sandy silt"

Size class: mesofossils

Collection methods: bulk, sieve,

• "Six tons of matrix were collected and washed"

Primary reference: G. E. Schultz. 1969. Geology and paleontology of a late Pleistocene basin in southwest kansas. Geological Society of America Special Paper 105:1-85 [J. Alroy/J. Alroy/J. Head]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 20167: authorized by John Alroy, entered by John Alroy on 26.03.1995

Creative Commons license: CC BY (attribution)

Taxonomic list

Amphibia
 Salientia - Pelobatidae
Scaphiopus sp. Holbrook 1836 spadefoot toad
 Salientia - Ranidae
Rana sp. Linnaeus 1758 frog
 Salientia - Bufonidae
Bufo woodhousei Girard 1854 Woodhouse's toad
 Caudata - Urodela
Ambystoma cf. tigrinum Green 1825 tiger salamander
Reptilia
 Squamata - Colubridae
Lampropeltis calligaster2 Harlan 1827 prairie kingsnake
Thamnophis sp.2 Fitzinger 1843 garter snake
Storeria sp.2 Baird and Girard 1853 brown snake
Heterodon nasicus2 Baird and Girard 1852 western hognose snake
 Testudines - Testudinidae
Geochelone sp. Fitzinger 1835 turtle
Gopherus sp. Rafinesque 1832 gopher tortoise
Mammalia
 Rodentia - Cricetidae
Onychomys cf. leucogaster Wied-Neuwied 1841 northern grasshopper mouse
Peromyscus progressus Hibbard 1960 deer mouse
Microtus pennsylvanicus Ord 1815 meadow vole
Reithrodontomys megalotis Baird 1858 western harvest mouse
 Rodentia - Heteromyidae
Chaetodipus hispidus1 Baird 1858 hispid pocket mouse
Perognathinae indet. Coues 1875 rodent
additional "Perognathus sp."