74 Rowland M. Shelley 



North Carolina, northeastern Tennessee and adjacent periphery 

 of Virginia to central North and South Carolina, and eastcentral 



and northwestern Alabama spinicaudus (Wood) 



4. Caudal coxopleurae distinctly elongate and apically acuminate, 

 usually with blackened terminal spurs; ventral surfaces of ultimate 

 prefemora and femora usually with one spur each (four spurs 

 total) distal to midlength (Figs. 13-17); Kern County, California, 



to Douglas County, Oregon californiensis Chamberlin 



Caudal coxopleurae at most only slightly prolonged, apically rounded, 

 without blackened spurs; ventral surfaces of ultimate prefemora 

 and femora with or without spurs, rarely with one on each 

 podomere, total almost always less than four (Shelley 1990a, 

 Figs. 6-11); eastern United States from eastern Connecticut 

 to eastern and southern coastal Texas, eastcentral Oklahoma, 

 and south Florida Keys, and western United States and northwestern 

 Mexico from western Chihuahua, southern Sonora, and northern 

 Baja California Norte to southwestern Utah, southern Nevada, 

 and southern California posticus (Say) 



Theatops posticus (Say) 

 Figs. 1, 6, 11-12, 18, 32 



Cryptops postica Say, 1821:112-113. Newport, 1844:100. Kohlrausch, 

 1881:130. 



Cryptops posticus: Lucas, 1840:547. Bollman, 1893:147-148. 



Theatops postica: Newport, 1845:410. Wood, 1862:36-37; 1865:171. 

 Saussure and Humbert, 1872:200. Kohlrausch, 1881:93. Attems, 

 1930:251. Crabill, 1955:259. Branson and Batch, 1967:83-84. 

 Kevan, 1983:2945. 



Cryptops prolonge Gervais, 1847:294. 



Opisthemega postica: Wood, 1862:35; 1865:169-170, pi. I., fig. 4. 

 Cope, 1869:179. Kohlrausch, 1881:130. 



Opisthomega postica: Saussure and Humbert, 1872:200. 



Opisthemega crassipes Meinert, 1886:209. McNeill, 1887:326; 1888:16. 



Theatops crassipes: Bollman, 18886:110. 



Theatops posticus: Bollman, 1888c:342; 1888J:346; 1888e:408; 1893:170. 

 Brolemann, 1896:50; 1904:244. Chamberlin, 1902:41; 1918^:23; 

 19186:375; 1925:57; 1942:184-185; 1943:97; 1944a:33; 19446:178; 

 1945:215; 1951a:33. Kraepelin, 1903:65-66, fig. 25. Williams 

 and Hefner, 1928:137. Brimley, 1938:501, in part. Crabill, 

 1950:201. Wray, 1950:156, in part; 1967:156, in part. Summers 

 et al., 1980:245; 1981:59. Shelley, 1987:505, figs. 3, 13. Shelley 

 and Edwards, 1987:Fig. 8. 



