1920] Ltitz and Cockerel!, Notes on American Bees 577 



pacifica Cresson, 1878a, p. 190. cf. California; (H.Edwards). 



Fowler, 1902, p. 320. Berkeley, California; I-V. Says ignava Cresson 

 is a synonym. 



Cockerell, 1906, pp. 68, 99. Nevada. 



Bray, 1917, p. 93. Mountains near Claremont, California; IV; at Lotus 

 glaber. 



peritomsB Cockerell, 1905a, p. 272. (A. curtaperitamce) d^. Alamosa, 

 Coi,ORADo; VIII; at Cleome ( = Periioma) ] (S. A. Johnson). 

 Santa Fe, VIII, at Periioma serrulataum, Mesilla, IX, at Lsocoma 

 wrightii, and Las Cruces,VIII, at Solidago canadensis, New Mexico. 



A. (Micranthophora) ciirta peritomce Cockerell, 1906, pp. 100, 311. "Transi- 

 tion to Middle Sonoran." 



Cockerell, 1907, p. 397. 9 . Las Cruces, IX, at Helianthus annuus, 

 Pecos, VII, San Ignacio, IX, Embudo, IX, at Chrysothamnus, Rociada, VIII, 

 and Santa Fe, VIII, at Chrysopsis, New Mexico. 



peritomse interspersa Cockerell, 1907, p. 397. cf . Alamosa*, Colorado; 

 VIII; at Cleome { = Periioma); (S. A. Johnson); see Cockerell, 

 1905a, p. 272, A. curia. Rociada, VIII, at Grindelia nuda, Santa 

 F^, VII, and Las Cruces, VIII, at Solidago canadensis, I^ew Mexico. 



peritom tinctula Cockerell, 1907, p. 397. 9 *: Rociada, New Mexico; 

 VIII; Sit Grindelia nuda. cf : Santa F^, New Mexico; VIII; at 

 Periioma serrulaium. Las Vegas, New Mexico; VII and VIII; 



at Verhesina exauriculala and Grindelia nuda. 



pernigra Cresson, 1879, p. 210. 9 . Nevada; (Morrison). 

 petrophila Cockerell, 1905, pp. 13, 15. {A. curia peirophila) 9 . Rock 

 Creek, California; (Davidson). 



A. {Micranthophora) petrophila Cockerell, 1906, p. 100. 

 Cockerell, 1907, p. 395. 9 . Los Angeles, California; (Davidson). cT. 

 Alamogordo, New Mexico; V. 



phenaz Cockerell, 1898e, p. 146. {Podalirius) College Farm, Mesilla 

 Park, New Mexico; IV; at plmn. 



Podalirius phenax Cockerell, 1898a, p. 69. d^, 9 . Mesilla Valley, New 

 Mexico; IV; (C.M.Barber). 



A. (Micranthophora) phenax Cockerell, 1906, pp. 100, 311. "Middle 

 Sonoran." 



pluto Dours, 1869, p. 95. 9 . Mexico. 

 Habropoda pluto Patton, 1879, p. 479. 



porterse Cockerell, 1900a, p. 407. cT, 9. Romeroville, New Mexico; 

 IV; at wild gooseberry; (W. Porter). Mojave Desert, California; 

 (Ehrhorn). 



