Records of Bees. 535 



segment brassy green, the liind margin broadly black ; 

 second and third segments similar, but not so green, and the 

 margin redder ; fc'oiuth segment hardly green at all ; apex 

 black, with short dark hairs ; bases, which slide under the 

 segments before, strongly reddish ; venter rufo-piceous ; 

 mandibles ferruginous with dark ti|)S ; labrum ferruginous, 

 ■with a small tubercle ; clypeus strongly punctured, its anterior 

 edge broadly dark ; eyes strongly emarginate ; flagellum 

 ferruginous beneath, except at base; mesothorax and scutellum 

 very finely and closely punctured, the colour of the scutellutn 

 especially brilliant ; area of metathorax plicatulate basally ; 

 tegulje dark rcddisli with hyaline margins. Wings scarcely 

 dusky; stigma and nervures testaceous; first r. n. meeting 

 second t.-c. Legs bright ferruginous, the anterior and middle 

 femora infuscated, the anterior ones even slightly metallic ; 

 coxai dark, the anterior ones metallic ; abdomen with a fine 

 pruinose pubescence. 



Easily known by the small size, red legs, and comparatively 

 dark abdomen. 



Somewhat related, apparently, to A. tisiphone, Gribodo. 



Hub. San Rafael, Vera Cruz, Mexico, on flowers of plant 

 no. 31 {Cordia, probably G. ferruginea), middle of July 

 (C. //. T. Toionsend). On the same flowers, at the same time 

 and place. Professor Townsend took Megachile chrysophila, 

 Ckll., ? . 



Hesperapis larrece, sp. n. 

 Hesperapis larrecs, Viereck, MS., 1902 (no description). 



cJ . — Length about 7 mm. 



Black, with rather abundant white hair ; hair of face and 

 cheeks long and dense ; mandibles reddened at tips ; clypeus 

 shining and very finely punctured ; vertex shining, almost 

 entirely impunctate ; antennae dark, flagellum faintly reddish, 

 scape quite long; mesothorax shining, but very hairy; area 

 of metathorax nude, smooth, and very shiny; teguloj testa- 

 ceous. Wings milky hyaline ; stigma amber-colour bordered 

 with dark brown ; nervures brownish ferruginous. Legs 

 black, hairy. Abdomen narrow, hairy, roughened with fine 

 punctures, the bases of the segments depressed, the apical 

 margins faintly reddish ; apex with a narrow ferruginous 

 pygidial plate. 



The general aspect is suggestive o( H. olivice (Ckll.), but 

 that has the wings dusky, the abdomen more distinctly 

 banded, and the flagellum bright ferruginous beneath. The 

 venation also differs, the basal nervure being more strongly 



