ELLIOTT ET AL.: THE CAVE FAUNA OF CALIFORNIA 
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Family Strigidae (typical owls) 
Asio flammeus (Pontoppidan) (short-eared owl) 
Record: Siskiyou Co.: *Guano Bridge. 
Athene cunicularia (Molina) (burrowing owl) 
Record: San Francisco Co.: Farallon Islands: *Com Blind Cave. 
Bibliography: Anonymous (2011c). 
Bubo virginianus (Gmelin) (great homed owl) 
Records: Inyo Co.: *ARC No. 2. Siskiyou Co.: *?Caldwell Ice Caves. 
Comment: Owl pellets and a nest in the entrance area probably belong to this species. 
Bibliography: Briggs and Gpc (1975); Taylor and Krejca (2006). 
Strix occidentalis (Xantus) (spotted owl) 
Record: Mariposa Co.: *Bower Cave. 
Comment: An owl was observed roosting in the bower over the entrance. 
Bibliography: Graham (1969c); Grinnell and Storer (1924). 
Family Tytonidae 
Tyto alba (Scopoli) (bam owl) 
Records: San Bernardino Co.: *Owl 4 Cave. Siskiyou Co.: *Caldwell Ice Caves; *Flat Arch Cave; *Fossil Cave; *Guano 
Bridge; *Lower Heppe Cave. Tuolumne Co.: * White Owl Cave. 
Bibhography: McDonald (2006); Rogers (1999c); Schmitz (1994). 
ORDER APODIFORMES 
Family Apodidae (swifts) 
Cypseloides niger (Gmelin) (black swift) 
Records: Monterey Co.: *sea cave at Rocky Point. Santa Barbara Co.: Santa Cruz Island: *Cave of the Sea Swifts. 
Bibhography: Bunnell (1984, 1988c). 
Family Trochihdae (hummingbird) 
Undetermined 
Record: Mariposa Co.: *Bower Cave. 
Bibhography: Graham (1969c). 
ORDER COLUMBIFORMES 
Family Columbidae 
Undetermined (pigeon) 
Record: Trinity Co.: *Pigeon Cave. 
Bibhography: Anonymous (1987a). 
Columba livia Gmelin (rock dove) 
Record: Trinity Co.: Lover’s Leap Caves. 
Bibhography: Briggs and Gpc (1975); Wolff and Wolff (1990). 
Zenaida macroura (Linnaeus) 
Record: Siskiyou Co.: Upper Heppe Cave. 
ORDER PASSERIFORMES (perching birds) 
Undetermined 
Records: Inyo Co.: *Gneiss Cave. Tulare Co.: *Paradise Cave. 
Bibhography: Halliday and Ek (2009); Krejca (2006). 
