pepsinae: tribe pepsini 31 



11. Pepsis thisbe Lucas 



Plate 1, figure 2 



Pepsis thisbe Lucas, 1895, Berliner Ent. Zeitschr., vol. 39, p. 744, c?*, 9 . Types: 



cf, 9 , Cuernavaca and mountainous region of Durango in Mexico ("Mus. 



caes. Vindob." and "Mus. Berol."). 

 Pepsis sayi Banks, 1926, Canadian Ent., vol. 58, p. 202, cf ( 9 misdetermined) . 



Lectotype: cf , San Emigdo Canyon, Kern County, Calif. (Cambridge). 

 Pepsis sherillae Hurd, 1948, Univ. California Pub. Ent., vol. 8, p. 146, c?. Type: 



cf, 8 miles west of Needles, Calif. (Riverside). 



This is a common species in the Upper and Lower Sonoran faunas. 



12. Pepsis pallidolimbata Lucas 



There are two subspecies, which together range through the south- 

 western United States and northern Mexico. 



12a. Pepsis pallidolimbata pallidolimbata Lucas 



Pepsis pallidolimbata Lucas, 1895, Berliner Ent. Zeitschr., vol. 39, p. 745, 9 



Type: 9, northwest America ("Mus. caes. Vindob."). 

 Pepsis bequaerti Salman, 1928, Pan-Pacific Ent., vol. 5, p. 23, cf. Type: <f, 



Valentine, Tex. (Cambridge). 



This subspecies occurs in most of the Upper and Lower Sonoran 

 faunas. It is replaced in central California by the subspecies smithi. 



12b. Pepsis pallidolimbata smithi Hurd 



Pepsis pallidolimbata smithi Hurd, 1948. Univ. California Pub. Ent., vol. 8, 

 p. 142, cf , 9 . Type: c?, Corral Hollow, Alameda County, Calif. (San 

 Francisco) . 



This subspecies occurs in the San Joaquin Valley of central Cali- 

 fornia and in the adjacent foothills. 



13. Pepsis mexicana Lucas 



Pepsis mexicana Lucas, 1895, Berliner Ent. Zeitschr., vol. 36, p. 566, cT, 9 • Types: 

 d^, 9 • Mexico and Cuernavaca in Mexico ("Mus. caes. Vindob." and "Mus. 

 Berol."). 



This species occurs from southwestern Texas and southern Arizona, 

 New Mexico, and California southward to Colombia. 



14. Pepsis chrysothemis Lucas 



There are two subspecies, which together occur from Texas to the 

 Pacific Coast and in northern Mexico. 



