192 SPECIES OF HYMENOPTERA. 



helvolus Cress. (7cftne(«H0(i). ibid. 20o, 9- U.S. 



Huarti Prov. [Posoceiitnts), Nat. Can. vii. 273 ; xi, 2ol ; Faun. Eiit. Can. ii, 40S). Can. 



indistinctus Prov., Add. Faun. Hym. 43, % . Can. 



Isevig-atus Cress. (Ichnenmou), Trans. Am. Ent. Soc. vi, 205, 9- ^'ol. 



mellinus Prov. (Phygadeuon); Cress., ibid. 205, 9- f'l"- ^lass. 



nigricomis Prov., Faun. Ent. Can. 11, 770, % ; Add. Faun, llyni. 41, 9- <='"• 



orbus Prov., ibid, ii, 771, % . Can. 



ping-uis Prov., Add. Faun. Hym. 43, 9- ^<^^- 



quadriceps Cress. {Ichneumon), Trans. Am. Ent. Soc. vl, 204, % 9- ^'i"- *-'• 



recticaudus Prov., Add. Faun. Ilym. 42, 9- Can. 



recticornis Prov., ibid. 42, % 9- t.''^"- 



tuberculifer Prov.. Faun. Ent. Can. ii, 770, 9 ■ Can. 



vlncibilis Cress. (Ichneumon), Tran.s. Am. Ent. Soe. vi, 204. 9- ^11. 



ISCHMUSGrav. 

 Gravenhorst, Icliii. Eur. 1, 638 (1829). 



albitarsis Cress., Proc. Ent. Soc. Pliil. iii, 194 (^ Cryptus americitnits). 



Blandii Cress., ibid. 188 (^= Ichneumon). 



cont'Kjuus Cress., ibid. 190 (= Cryptun). 



exilis Prov., Nat. Can. vii. 111 (:= Cryptus). 



impressus Prov., ibid. 112 (= Phygadenon). 



iridescens Cress., Proc. Ent. Soc. Phil, iii, 193 (^ Cryptus). 



jejunus Cress., ibid. 18(5 {^ Irhneumon). 



lentus Prov., Nat. Can. vii, 110 (^= (V(//j(«.s Ilmatus). 



jinrrus Prov., ibid. 112 (^ IlemUetes). 



plucidus i'rov., ibid. 110 i~ Phygadenon rectus). 



proxlmus Cress., Proc. Ent. Soc. Pliil. iii, 1S7 (== var. Ichneumon sxhlatus). 



pyrifurmis Prov., Nat. Can. vii, 109 (^= Herpestomus). 



ruficornis Prov., il)id. 110 (= Phygadenon). 



scitulus Cress., Proc. Ent. Soc. Phil, iii, 193 (= Ichneumon). 



scutellatus Prov., Nat. Can. vii, 111 (^ Platylabus). 



sublatus Cress., Proc. Ent. Soc. Phil, ill, 186 (= Ichneumon). 



vuriegatus Pi"ov., Nat. Can. vii, 2,50 (== Ichneumon w-alhum). 



vinnulus Cress., Proc. Ent. Soc. Pliil. iii, 189 (Ichneumon). 



voJens Cress., ibid. 192 (= Ichneumon). 



n-alhum Cress., il)id. 191 (^^ Ichneumon). 



Wilsoni Cress.. il>i(l. 188 (^ Ichneumon). 



CENTETERUS WVsni. 

 tuberculifrona Prov. (Phygudeuon); (^ress.. Trans, vi. 205, "J, 9- ^'^i"- U.S. 



< 4>lil*0<;\ATIll'S Wesm. 

 helvus Cre.ss. i Ichneumon), Trans. \n\. Ent. Soc. vi, 206, 9- ^'^i"- U.S. 



Ili:itl>i:ST<>MI S Wesm. 



pyriformis Prov. (Ischnus), .Nal. Can. vii, 109; Cress., Trans. Am. Eiil. Sue. vi. 

 206, % . Can. N.Y. 



