Records of Bees, 317 



produced, shilling, rather sparsely punctured, with a little 

 median golden stripe, and the lower margin rather broadly 

 testaceous; labrum brown, pointed below; autennaj black, 

 with a red spot at extreme apex, flagellum very long; front 

 densely granular; mesothorax and scutellum densely granular- 

 punctate; postscutellura large, with indications of longi- 

 tudinal fluting ; area of metathorax large but poorly defined, 

 the middle and base densely wrinkled ; posterior truncation 

 sharply defined only at sides below ; tegulse red-brown, with 

 a large green spot and pallid margin. Wings orange-tinted, 

 not dark; the nervures and rather small stigma ferruginous ; 

 second s.m. broad, its sides parallel ; first r. n. joining second 

 t.-c. ; femora and tibise green, hind tibise black behind ; 

 tarsi ferruginous ; hind legs long and slender ; spurs light 

 ferruginous. Abdomen brilliantly shining, but finely and 

 rather conspicuously punctured, disc of first segments with 

 punctures all over ; general colour of abdomen brilliant 

 coppery shading to golden, the middle of the segments 

 (especially the second) reddest, the hind margins broadly 

 pale greenish ; thin pale pubescence, especially at sides, but 

 no bauds or vibrissee ; underside of abdomen dark green, 

 the third segment broadly emarginate at apex, and the 

 middle beyond the third broadly excavated or hollowed. 



Hub. Amatitlan, Guatemala, Feb. 1912 {W. P. Cockerell). 



A magnificent species, presumably one of the sericei, but 

 the female is unknown. It seems to be nearest to A. aurora. 

 Smith, in which the abdomen is yellowish green and the 

 thorax dark blue-green. It does not agree with anything in 

 Vachal's tables. 



Ccenohalictus wilmattce, sp. n. 



^ . — Length about 10 mm., anterior wings nearly 8^. 



Eyes with short scanty hair ; pubescence very conspicu- 

 ously plumose ; eyes deeply emarginate ; head broad, eyes 

 converging below ; clypeus much produced, shining blue- 

 green, with scattered strong punctures, lower margin rather 

 broadly dull whitish, the actual edge ferruginous ; labrum 

 transverse, rufo-fuscous, the base whitish, the apex angular 

 and fringed with long golden hairs ; mandibles black ; 

 malar space about twice as broad as long; supraclypeal area 

 with a golden patch in middle ; front dark green, very hairy; 

 hair of head and thorax below sordid white, of vertex and 

 dorsum of thorax dull fulvous; cheeks brilliantly purple- 

 blue ; thorax dark purple-blue, the pleura richly coloured, 

 the mesothorax and scutellum blackish except at sides, the 



