Age. Late Wisconsin, with dates ranging from
13,170 ± 200 to 10,280 ± 140; there also is a midden dating to the early Holocene (Van
Devender et al. 1991).
General Description. Van Devender et al. 1991: The site consists of remains from four woodrat middens from a crevice in Picacho Peak. The peak rises from 550 m to 1,010 m and is isolated from other highlands. The nearest highland of consequence is 55 km to the southeast (Santa Catalina Mountains).
Fauna.
Scaphiopus multiplicata—Mexican Spadefoot (Van Devender et al. 1991)
Scaphiopus hammondi
Crotaphytus collaris—Eastern Collared Lizard (Van Devender et al. 1991: cf.)
Coleonyx variegatus—Western Banded Gecko (Van Devender et al. 1991)
Phrynosoma platyrhinos—Desert Horned Lizard (Van Devender et al. 1991)
Urosaurus ornatus—Tree Lizard (Van Devender et al. 1991)
Sceloporus sp.—Spiny Lizards (Van Devender et al. 1991)
Aspidoscelis tigris—Tiger Whiptail (Van Devender et al. 1991)
Cnemidophorus tigris
Arizona elegans—Eastern Glossy Snake (Van Devender et al. 1991)
Hypsiglena chlorophaea—Desert Night Snake (Van Devender et al. 1991)
See the H. torquata account for the reason behind the quotes
Lampropeltis getula—Common Kingsnake (Van Devender et al. 1991)
Pituophis catenifer—Gopher Snake (Van Devender et al. 1991)
Rhinocheilus lecontei—Long-nosed Snake (Van Devender et al. 1991)
Sonora semiannulata—Ground Snake (Van Devender et al. 1991)
Tantilla hobartsmithi—Southwestern Blackhead Snake (Van Devender et al. 1991:
cf.)
Rena humilis—Western Blind Snake (Mead 2005)
Aeronautes saxatilis—White-throated Swift (Van Devender et al. 1991)
Micrathene whitneyi—Elf Owl (Van Devender et al. 1991)
Micranthe whitneyi
Ammospermophilus sp.—Antelope Squirrel (Van Devender et al. 1991)
Chaetodipus/Perognathus—Pocket Mice (Van Devender et al. 1991)
Dipodomys merriami/ordii—Merriam's or Ord's Kangaroo Rat (Van Devender
et al. 1991)
Thomomys bottae—Botta's Pocket Gopher (Van Devender et al. 1991: cf.)
Neotoma albigula—White-throated Woodrat (Van Devender et al. 1991: cf.)
Peromyscus sp.—Deer Mice (Van Devender et al. 1991)
Sylvilagus audubonii—Desert Cottontail (Van Devender et al. 1991: cf.)
Literature. Mead 2005; Van Devender et al. 1991.
Last Update: 17 Jan 2013