Age.
Late Wisconsin (Mead et al. 2005).
General Description. Cave at river mile 266.3 (Mead et al. 2005), 244 m above the Colorado River (Huntoon 1989). The cave was mined for guano in the mid 1950s (Huntoon 1989). It apparently still contains some guano and Tadarida bones, with one sample of guano radiocarbon dated to about 12,000 years BP (Mead et al. 2005).
Fauna.
Tadarida sp.—Free-tailed Bats (Mead et al. 2005)
Literature.Huntoon 1989; Mead et al. 2005.
Last Update: 12 Feb 2013