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PROCEEDINGS OF THE CALIFORNIA ACADEMY OF SCIENCES 
Series 4, Volume 64, Supplement 1 
Comment: These records are based on females and/or juveniles. 
Bibliography: Krejca (2006); Taylor and Krejca (2006). 
Casey a sp. 
Records: Mariposa Co.: Indian Cave; Pool Pit; Sprinkle Cave. Tulare Co.: Hidden Cave; Lost Soldier’s Cave; Upper 
Bryant Cave. Tuolumne Co.: Crystal Palace. 
Bibliography: Krejca (2006); Zara Environmental (2009). 
Caseya paradoxa Gardner and Shelley 
Record: Tulare Co.: Overhang Cave. 
Bibhography: Krejca (2006). 
Caseya taliae Gardner and Shelley 
Record: Tulare Co.: Dehydrated Cave. 
Bibhography: Krejca (2006). 
Opiona n. sp. no. 1 
Records: Amador Co.: Black Chasm. Calaveras Co.: Cave City Cave; Shaw’s Cave. 
Opiona n. sp. no. 2 (troglobite) 
Records: Siskiyou Co.: Bigfoot Cave. 
Comment: A second troglobitic species differing from O. graeningi is also present in Bigfoot Cave (W. Shear, pers. comm. 
2013). 
Opiona graeningi Shear (troglobite) 
Records: Siskiyou Co.: ?Apogee Cave; Bigfoot Cave; ?Broken Down Palace; ?Corkscrew Cave; ?Echoplex Cave; Frozen 
Falls Cave; Planetary Dairy Cave; ?Skunk Hollow Cave; Slipstream Cave; Trail Junction Cave (type locality); Upstairs- 
Downstairs Cave. 
Comment: Specimens marked with a question-mark are represented only by juveniles or females but probably belong to 
this species. 
Bibhography: Broeckel, B. (2010e); Gates (2005); Graening (2011c); Shear (2011). 
Opiona siliquae Causey (troglophile) 
Record: Mendocino Co.: Fault Rock Cave (type locality). 
Comment: This species is known only from the type locality. 
Bibhography: Causey (1963); Gardner and Shelley (1989); Hoffman (1999); Shear (1969, 1972); Shelley (2002). 
Speoseya grahami Causey (troglobite) 
Records: Calaveras Co.: Cave City Cave; Shaw’s Cave (type locality). Tuolumne Co.: Crystal Palace. 
Comment: The genus is monotypic. 
Bibhography: Causey (1963); Culver, Christman, Elliott, Hobbs, and Reddell (2000); Hoffman (1999); Shear, 1969, 1972); 
Shelley (2002). 
Family Conotylidae 
Lophomus sp. or new genus (troglobite) 
Records: Siskiyou Co.: Planetary Dairy Cave; Stiletto Cave. 
Bibhography: Graening (2011c). 
Plumatyla sp. (troglobite) 
Records: Napa Co.: Clay Cave. Shasta Co.: Samwel Cave. 
Bibhography: Bradford (2005). 
Plumatyla humerosa (Loomis) (troglobite) 
Records: Plumas Co.: Sunnyside Mine (type locality). Shasta Co.: Elisha Cave; Flashlight Cave; Indian Cave; Jeffrey 
Pine Cave; Rusty Cave; Subway Cave; Trail Cave. Siskiyou Co.: Angleworm/Lost Pinnacle Cave; Big Painted Cave; 
Boulevard Cave; Bowling Alley Cave; Caldwell Ice Caves; Catacombs Cave; Catwalk Cave; Coral Reef Cave; Cox Ice 
