54 U. S. NATIONAL MUSEUM BULLETIN 212 



Xystocheir cooki Causey 



Xystocheir cooki Causey, 1955, Proc. Biol. Soc. Washington, vol. 68, p. 



91, fig. 3. 

 Type: Amer. Mus. Nat. Hist. 



Type Locality: Redwood Canyon, Sequoia National Park, Tulare 

 County, California. 



Range: Known only from type locality. 



Xystocheir dissecta (Wood) 



Polydesmxis dissectus Wood, 1867, Proc. Acad. Nat. Sci. Philadelphia, p. 



129. 

 Xystocheir dissecta Cook, 1904, in Harriman Alaska Exped., vol. 8, p. 55. 

 Xystocheir obtusa Cook, 1904, in Harriman Alaska Exped., vol. 8, p. 53, 



pi. 3, figs, la-c (type locality: not known; type: U. S. Nat. Mus., 



No. 795). 

 Type : Not known to exist. 



Type Locality: Fort Tejon, Kern County, California. 

 Range : Known only from type locality. 



Xystocheir francisca Chamberlin 



Xystocheir francisca Chamberlin, 1949, Journ. Washington Acad. Sci., 



vol. 39, p. 99, fig. 20. 

 Type : Collection of R. V. Chamberlin. 

 Type Locality: San Francisco, California. 

 Range: Also known from Berkeley, California. 



Xystocheir furcifer (Karsch) 



Polydesmus (Fontaria) furcifer Karsch, 1881, Arch. Naturg., vol. 47, 



p. 39, pi. 3, fig. 12. 

 Xystocheir furcifer Cook, 1904, in Harriman Alaska Exped., vol. 8, p. 54. 

 Type: Berlin Museum. 

 Type Locality: California. 

 Range : No definite localities known. 



Xystocheir milpetas Chamberlin 



Xystocheir milpetas Chamberlin, 1949, Journ. Washington Acad. Sci., vol. 



39, p. 99, figs. 21, 22. 

 Type : Collection of R. V. Chamberlin. 

 Type Locality : Milpetas, Santa Clara County, California. 

 Range : Known only from type locality. 



Xystocheir sequoiae (Loomis and Davenport) 



LumUi,vdesmus sequoiae Loomis and Davenport, 1951, Journ. Washington 



Aoad. Sci., vol. 41, p. 271, fig. 1. 

 Type: U. S. Nat. Mus. 



