BEES IN BRITISH MUSEUM. 311 



strongly reddish, fuliginous at apex, stigma ferruginous, nervures 

 fuscous; second s. in. very large; third s. in. greatly contracted 

 ahove ; b. n. meets t. c. 



\omada borealis Zett. % . 



Taken by Redman in Nova Scotia, and identified by F. Smith. 

 Head black, with anterior part of clypeus broadly, lateral face 

 marks (with a linear extension upwards almost to level of antenna?), 

 labrum and manbibles, except their ferruginous ends, bright yellow ; 

 mandibles simple; third anteunal joint almost as long as fourth 

 seen from above, but conspicuously shorter seen from below ; thorax 

 entirely black; stigma and nervures ferruginous; second and third 

 s. ins. about equally broad ; b. n. going slightly basad of t. in. ; 

 abdomen dark red, copiously ornamented with yellow ; apical plate 

 notched. 

 Nomada amiulata Sm. V (T.). 



A rather slender insect, with long antennse, so that it looks rather 

 like a male; antennae entirely dull ferruginous above and below; 

 third joint a little longer than fourth; mandibles simple; labrum 

 covered with long hair; b. n. passing a short distance basad of t. 

 m. ; abdomen shining, with four broad light yellow bands, and one 

 on first segment ferruginous in middle and yellow at sides. 

 \oinada miniata Sin. 9 (T.). 



Mandibles simple; third anteunal joint much shorter than fourth ; 

 mesothorax red, but with yellowish shades indicating the four yel- 

 low bands of Xanthidium : tegular red and strongly punctured; b. 

 n. meeting t. in. on the basad side; stigma dark ferruginous; outer 

 side of third s. m, strongly elbowed ; abdomen red above and below, 

 except a large orange spot on each side of second segment above. 

 It is a very red Xanthidium. 

 Nomada sulphurata Sm. 9 (T.). 



Third anteunal joint very much shorter than fourth and red, con- 

 trasting with the rest of flagellura, which is dark; b. n. some dist- 

 ance basad of t. m. 

 Nomada nigrociiicta Sm. 9 (T.). 



Mandibles simple; third anteunal joint conspicuously shorter 

 than fourth on under side ; flagellum red above and below, but with 

 a row of blackish dots above ; b. n. a short distance basad of t. m. 



TRANS. AM. ENT. SOC. XXXI. AUGUST, 1905. 



