248 E. T. CRESSON. 



laterally and slightly interrupted medially, and an irregular spot on each 

 side, largest on second segment, yellow; beneath ornamented much as above. 

 Length .75 inch. 



£ . — Face and clypeus flat, as usual, and yellow as far up and on a line with 

 emargination of eyes, cheeks beneath broadly yellow; antennse long, yellowish 

 beneath, apex curled and black; sides of prothorax, and pleura anteriorly 

 and beneath pale yellow; thorax without any ferruginous color; scute'llum 

 sometimes with only a lateral yellow dot at base; lateral stripes of metathorax 

 sometimes wanting; coxce and all the legs beneath pale yellow, femora more 

 or less black above ; abdomen darker than in £, sides of second segment with 

 a large ferruginous blotch enclosing a yellow spot, lateral margin of first seg- 

 ment yellow; disk of second, third and fourth ventral segments with a large 

 triangular yellow mark, apical margins also yellow. Length .75 inch. 



Six specimens. (Belfrage; Boll.) 



Polistes americanns. 



Vespa americana, Fabr. Ent. Syst. ii., p. 276. 

 Nine $ specimens. (Belfrage; Boll.) 



Polistes minor. 



Polistes minor, Beauv. Ins. p. 207, pi. 8, fig. 3. 

 Five $ specimens. (Belfrage ; Boll.) 



Polistes annularis. 



Vespa annularis, Linn. Syst. Nat. ii., p. 950. 

 Ten % 9 specimens. (Belfrage ; Boll ; Heiligbrodt.) 



Vespa sulphurea. 



Vespa sulphurea, Sauss. Mon. Guepes Soc. p. 137. 

 Five 9 specimens. (Boll; Heiligbrodt.) 



Vespa germaniea. 



Vespa germanica, Fabr. Ent. Syst. ii., p. 256. 

 Four $ specimens. (Boll.) 



Vespa euneata. 



Vespa euneata, Fabr. Syst. Piez. p. 258. 

 Three £ $ specimens. (Belfrage; Heiligbrodt.) 



ANDRENID.E. 



Colletes * ali «la. 



Colletes vahda, Cress. Proc. Bost. Soc. Nat. Hist, xii., p. 165. 

 Three % 9 specimens. (Boll.) 



Colletes imcqualis. 



Colletes inozqualis, Say, Bost. Journ. Nat. Hist, i., p. 391. 

 Two 9 specimens. (Belfrage; Boll.) 



Colletes amerieana. 



Colletes americana, Cress. Proc. Bost. Soc. Nat. Hist, xii., p. 167. 

 Three % 9 specimens. (Belfrage ; Boll.) 



