T. D. A. COCKERELL. 299 



PAMlIRCil^lIS Nyl. 



Hudsonian to Canadian. 



P. verus Ckll. Top of Las Vegas Eange ® ; Crew's Mesa ; Beulah. 



P. bakeri Ckll. Top of Las Vegas Range ; Beulah. 



P. cressoniellus Ckll. Top of Las Vegas Range; Betilah. 



Canadian Zone. 

 P. porterse Ckll. Beulah.* 

 P. atricornis Cress. Beulah. 

 P. nigrinus Vier. Beulah. ■■ 

 P. citrinifrons Vier. Beulah.* 

 P. neomexicanus Ckll. Rio Ruidoso.* 



Transition Zone. 



P. albitarsis Cress. S. F. Fls. Rudbeckia. 



Transition to Upper Sonoran. 



P. boylei Ckll. S. F.,* L. V. Fls. Cleome. 



P. pauper flavotincta Ckll. S. F.,* L. V., Organ Mts. 



P. innuprus Ckll. Mescalero. This locality is on the border of the Transition 



and Upper Sonoran. 

 P. barberi Ckll. Mescalero.* 



Upper So)ioran. 



P. townsendi Ckll. Organ Mts.* 

 P. hirsutifrons Ckll. Albuquerque.* 



Middle Sonoran. 



p. renimaculatus Ckll. M. V. Typ. loc. in Colo., fls. SoKdago. 

 P. perlsevis Ckll. M. V.* 



^iPI]VOI.,IELL,A Ashm. 



S. scitula Cress. S. F. ; L. V. 



S. australior Ckll. Albuquerque*; M. V. 



S. meliloti (^kll. M. V.* Fls. Melilotus. 



€AL,L,IOPSIS Smith. 



Transition. 

 C. rhodophilus Ckll. S. F.* 



Transition to Upper Sonoran. 



C. coloradensis Cress. S. F. ; L. V.; Embudo; Organ Mts.; Glorieta, lis. 

 Gutierrezia sarothrx, Aug. 23 (W. P. C). 



TEANS. AM. KNT. SOU XXXII. OCTOBKE, UH)H. 



