180 E. T. CRESSON. 



fuscous or black, sometimes entirely fulvous; the clypeus is concave 

 and sides of the face depressed. Length .65 — .70 inch. 



171. duplicatus, Say, Bost. Jour. Nat. Hist, i, p. 230; Cress. Traus. 



Am. Ent. Soc. i, p. 309. 

 lohatus, Prov. Nat. Can. vii, p. 77, % . 

 Hah.— Can., N. H., Mass., N. Y., Ct., Pa., Del., Va., Ga. This seems 

 very closely allied to W-al^um % , which is however larger, with broader 

 head and has the dupeus concave ; the abdomen of dupUcatux is never 

 varied with black or fuscous beyond first segment ; the posterior legs 

 are sometimes entirely black except base of tibia; which is yellowish. 

 Length % .45 — .53 inch. 



This is probably the % of funestus. 



172. annulatus. 



Mesostcims annulatus, Prov. Nat. Can. vii, p. 205, % . 



Hah. — Can., Mass. A slender species with black head and thorax, 

 and ferruginous legs and abdomen; face scutellum and annulus on 

 posterior tibiae pale yellowish ; tips of posterior femora, remainder of 

 their tibige and their tarsi black ; antennae black above with narrow 

 pale annulus, beneath fulvous; wings subhyaline; abdomen sometimes 

 fuscous at tip, second segment sparsely punctured and subdepressed 

 at base, gastrocoeli obsolete, first segment black, ferruginous at tip. 

 Length % .45 inch. 



This is closely allied to duplicatus. 



173. signatipes, Cress. Trans. Am. Ent. Soc. i, p. 308, 9 . 



Hah. — Can., N. H., Mass., Pa. A robust ferruginous species, with 

 head and thorax more or less black ; annulus on antennte, scutellum 

 and annulus on tibiae yellowish; wings subhyaline; tips of posterior 

 femora and tips of tibiae black, femora robust; antennae with short 

 thick-set joints. Length 9 .40 — .45 inch. 



174. annulipes, Cress. Proc. Ent. Soc. Phil, iii, p. 170, 9 . 

 pusillus, Cress, id. p. 171, 9 . 



Hah. — Can., N. H., Mass., Del., Va. A miniature of signatipes 

 with the basal joints of flagellum more elongate; pusillus is nothing 

 but a pale variety. Length 9 .20 — .30 inch. 



175. scitulus, Cress. Trans. Am. Ent. Soc. i, p. 310. 

 Ischnus scitulus, Cress. Proc. Ent. Soc. Phil, iii, p. 193, % . 



Hah.— Gsiu., N. H., Mass., Ct., N. Y., Va., 111. A small and varia- 

 ble species, with black head and thorax, and fulvous or honey-yellow 

 abdomen sometimes more or less varied with dusky; mesothorax often 



