Records of Bees. 550 



antennrc), and a loiif:j broad stripe (pointed below) on cheeks ; 

 hibruni and mandibles entirely dark, middle of iabrum 

 rugose, with larj^c punctures; face smooth, with scattered 

 large punctures; vertex with large punctures; raesothorax 

 suiootli on disc, anteriorly with close small punctures, the 

 posterior margin and the scutellum with very numerous 

 minute punctures ; tubercles briglit chrome-yellow or orange ; 

 area of mctathorax tinely granular ; teguke rufo-piceous. 

 ^Vings dark reddish fuliginous; stigma dark and opaque. 

 Legs black (the hind legs have collected white pollen) ; spurs 

 pale ferruginous. Abdomen clavate, narrowed basally ; 

 first segment small, shining and impunctate; following seg- 

 ments with close tine punctures, the apical ones rugose as 

 Usual. 



hub. Antigua, Guatemala {IK P. Cockerell). 



The face-markings strongly suggest C. macuUfrons, Sm., 

 but that is a more robust species, with a densely punctured 

 head, very coarsely punctured thorax, &;c. C. punctulata^ 

 Spin., is another species with the same general type of 

 markings, but it has long, continuous, lateral face-marks 

 and is very strongly punctured ou head and thorax. 



Ceratina xanthostoma, sp. a. 



S . — Length about 10 mm. 



Head rather large, the face with very large more or less 

 confluent punctures ; the following markings are primrose- 

 yellow — clypeus (except rather broad lateral, very nari'ow 

 upper, ami narrow lower margins, the last rufo-fuscous), 

 small thorn-shaped lateral marks (at one point touching 

 yellow^ of clypeus), Iabrum (exce^jt margins and two large 

 spots), and rather small spot on mandibles; no yellow on 

 clieeks or thorax; antennae black; sides of face bright 

 green, sides of clypeus dark purplish, supraclypeal region 

 black, front suffused with crimson, vertex dark green, with a 

 crimson band ; cheeks dark blue-green, smooth, with a very 

 well-detined band of punctures ; mesothorax purplish black, 

 with rather strong scattered punctures, the five impressed 

 lines very distinct : scutellum yellowish green, rather closely 

 punctured ; postscutellum blue-green, with very small punc- 

 tures ; pleura very strongly and quite closely punctured, 

 black, the posterior margin bluish ; mctathorax black, the 

 area suffused with green ; area of mctathorax short, pointed 

 posteriorly in middle, sharply bounded, its surface finely 

 plicate and with a median keel ; just below the boundary of 

 the area, ou each side, is a furrow ; tegula; light rufous, dark 



