408 Prof. T. D. A. CockereU on 



tliorn shaped) lateral face-marks, and broad stripe on scape 

 pale primrose-yellow ; mandibles wholly dark, slender, with 

 a distinct tooth within near tip ; eyes olive-green ; tongue 

 about 12 millim. long; pubescence of thorax so dense as 

 to conceal the surface ; tegulai piceous ; wings hyaline, with 

 a faint brownish tinge ; nervures piceous, first recurrent 

 nervure joining second submarginal cell about its middle; 

 legs black, even to the tarsi (claws ferruginous at base), with 

 very long white hair; tarsi with some black hair on inner 

 side ; spurs black ; basal joint of hind tarsus neither broad- 

 ened nor toothed ; middle tarsus with very long black and 

 white hairs, last joint ciliated on each side with long black 

 hairs, something like a peacock's feather ; abdomen densely 

 hairy at base, thinly so beyond, so as to appear dusty ; hind 

 margins of the segments brownish ; third and following 

 segments with inconspicuous black hairs ; apex narrowly 

 truncate. 



? . — Similar ; face wholly black, clypeus more strongly 

 punctured ; wings browner ; hair of vertex and mesothorax 

 distinctly mixed with black ; pygidial plate long and very 

 narrow. 



Hah. Romeroville, N. M., April 29, 1899, at flowers of 

 wild gooseberry, 1 ^ {Wilmatte Porter)] Mojave Desert, 

 California, 1 ? [Ehrhorn). 



Looks like a species of Centris. 



Antho])hora occidentalis , Cressou, 1869. 



Hah. Las Vegas, July 20, at flowers of Cnicus ochro- 

 centrus, 1 ? [Ckll.) ; July 20, at flowers of Cleome serrulata, 

 1 ? [Wilmatte Porter) \ July 22, at flowers of Convolvulus 

 sepium (var.), 1 S (Wilmatte Porter). 



Anthophora homhoides, Kirby, var. neomexicana, nov. 



^ $ . — Pubescence of vertex, thorax, and abdomen except 

 apex bright orange-ferruginous, of cheeks black in female, 

 white in male; in the female the red hair covers the first 

 three abdominal segments (the others being black), in the 

 male it covers the first three and most of the fourth. Clypeus 

 and face-marks of male cream-colour; apex of abdomen 

 bidentate. 



IJah. Las Vegas, June 18, at flowers of alfalfa, 1 ^ (Ckll.) ; 

 July 8, at flowers of Lycium vulgare^ 2 ? [Wilmatte Porter). 

 Beulab, May 30, 1 ? ( Wilmatte Porter). Las Vegas, June 3, 

 I ? {li. Devine), 



