Vol. XXli] ENTOMOLOGICAL NEWS 2$ 



Holarctic species of Nomada; gaster as in Nomada, except 

 that it is more flattened in female, with the venter more than 

 normally pubescent, tergal segments shining very sparsely 

 punctured; last apical segment of the male entire; fore wing 

 as in figure 3, hind wings normal for Nomada. 



Fig. 1. — Maxillary palpi of Nomadosoma pilipes (Cresson , with the articulating; maxilla. 



The shining appearance, flat scutellum and two cubital cells 

 distinguish this at once from its allies. In Robertson's tables 

 (Can. Ent. Vol. 35, 1903, p. 173, etc.) Nomadosoma runs in 

 with Phor Robertson and Holonomada Robertson. The male 



Fig. 2. — Two basal joints of labial palpi and tongue of Nomadosoma pilipes (Cresson). 



