Tynomma mutans (Chamberlin, 1910)
Lysiopetalum mutans Chamberlin, 1910, Ann. Entomol. Soc. Am., 3: 233, pl. 30, figs 1ā10, pl. 31, figs 1, 2. Female ST (USNM) from Stanford, Santa Clara County, California, USA.
Tynomma mutans: Loomis, 1937, Proc. U.S. Natl. Mus. Wash., 84 (3006): 120. Buckett & Gardner, 1969, Pan-Pacific Entomol., 45 (3): 211, figs 1, 3, 5, 6, 8, 9. Chamberlin & Hoffman, 1958, Bull. U.S. Natl. Mus., 212: 115. Shelley, 1996, Ent. Scand., 27 (1): 51, figs 65ā67. Hoffman, 1999, Checklist Millip. North & Middle Am.: 206.
Tynomma sedecimum Loomis, 1937, Proc. U.S. Natl. Mus. Wash., 84 (3006): 118, figs 17jāl, pl. 3, fig. 6. Male HT (USNM) from a site between Vallejo and Cordelia, Solano County, California, USA. Synonymy proposed by Buckett & Gardner (1969). Chamberlin & Hoffman, 1958, Bull. U.S. Natl. Mus., 212: 114.
Tynomma consanguineum Loomis, 1937, Proc. U.S. Natl. Mus. Wash., 84 (3006): 119, figs 17g āi. Male HT (USNM) from the Santa Cruz Mountains between Santa Cruz and Holy City, Santa Cruz County, California, USA. Synonymy proposed by Buckett & Gardner (1969). Chamberlin & Hoffman, 1958, Bull. U.S. Natl. Mus., 212: 114.
Etiron pearcei Chamberlin, 1941, Bull. Univ. Utah, Biol. Ser., 6 (11): 22. Female HT (USNM) from Castro Valley, Alameda County, California, USA. Synonymy proposed by Shelley (1996). Chamberlin & Hoffman, 1958, Bull. U.S. Natl. Mus., 212: 113.
Range: central California coastal region from Sonoma County south to northern San Benito County, USA (cf. Hoffman
1999).