ICHNEUMONIDAE 63 



hispae (Harris). Alaska, Yukon, N. W. T. Hosts: Acrobasis betulella Hist.; 

 A, comptoniella Hist.; A. nibrifasciella Pack.; Anacampsis inno- 

 ciiella (Zell.) ; Anisota nibicunda (F.) ; Archips rosanus (L.) ; 

 Choristoneufa pinus (Free.) ; Dioryctria reniculella (Grt.) ; Epi- 

 simus argutamis (Clem.); Exartema connectum (McD.) ; Hedia 

 variegana (Hbn.) ; Laspeyresia molesta Busck; Lexis bicolor 

 (Grt.) ; Malacosoma disstria (Hbn.) ; Metallus rohweri MacG.; 

 Psilocorsis sp. ; Spilonota ocellana (D. & S.) ; Tischeria sp.; Arth- 

 rochlamys bebbianae Brown ; Xenochalepjis dorsalis Thnbg. 

 Pimpla (Epiurus) nigrifrons Viereck. Remove from syn., a valid species. 

 Epiurus innoniinaius Viereck. Place as syn. of transgressus (Holmgren). 

 Biology: Arthur, 1963. Canad. Ent. 95 (10): 1085-1086 (life history, 

 imm. stages). 

 *imparis Walley. B. C, Alta., Wash., Calif., Utah, Colo. Hosts: Recurvaria 

 milleri Busck; Zelleria haimbachi Busck. 

 Scambus (Scambus) imparls Walley, 1960. In Townes and Townes, U. S. 

 Natl. Mus. Bui. 216 (Pt. 2) : 37, 38, 51. $, 9. 

 lithocolletidis (Ashmead). "It seems to belong in the nominate subgenus." 



(Walley, 1960. In Townes and Townes, p. 15.) 

 *Iongicorpus longicorpus Walley. ^ Alaska, Alta., Sask, Ont., Que., N. H. 

 Hosts: Dioryctria reniculella (Grote) ; ?Laspeyresia yoiingana 

 (Kft.), IHylemyia anthracina (Czerny). 

 Scambus (Scambus) longicorpus longicorpus Walley, 1960. In Townes 

 and Townes, U. S. Natl. Mus. Bui. 216 (Pt. 2) : 37, 38, 43, 44. $, 

 9. 

 *longicorpus occidenlalis Walley. B. C, Wash., Calif., Mont., Colo. 



Scambus (Scambus) longicorpus occidentalis Walley, 1960. In Townes 

 and To%vnes, U. S. Natl. Mus. Bui. 216 (Pt. 2): 43, 46. $, ?. 

 nigrifrons (Viereck). N. B., P. E. I., N. S., Mass., Mich. Host: Hemero- 

 campa leucostigma (A. & S.) ; "Orgyia" sp. ; tussock moth. 

 Removed from syn. of hispae Harris. A valid species {teste Walley, 

 1960. In Townes and Townes, pp. 37, 40, 74). 

 *nucum (Ratzeburg). Alaska, N. W. T., Que., N. S., N. H., B. C. Host: 

 Spilonota ocellana (D. & S.). 

 Pimpla nucuni Ratzeburg, 1844. Ichn. d. Forstins. v. 1, p. 115. $. 



*portentus Walley. B. C, Wash., Colo. Host: ILaspeyresia sp. on Picea en- 

 gehnanni. 

 Scambus (Scambus) portentus Walley, 1960. In Townes and Townes, U. 

 S. Natl. Mus. Bui. 216 (Pt. 2) : 37, 38, 40. $, ?. 

 *subtilis Walley. Oreg., Calif., Nev. 



Scambus (Scambus) subtilis Walley, 1960. In Townes and Townes, U. S. 

 Natl. Mus. Bui. 216 (Pt. 2) : 39, 47. ?. 



lecumseh Viereck. N. S. to Alaska south to N. C. and Calif. Hosts: Acleris 

 sp. on Cornns; Archips argyrospilus (Wlkr.) ; Choristoneura 

 conflictana (Wlkr.) ; C. fumiferana (Clem.) ; Croesia albicomana 

 Clem.); Endothenia hebesana (Hbn.); Exotelia dodecella (L.) ; 

 Lyvinaecia phragmitclla (Staint.) ; Malacosoma pluviale (Dyar) ; 

 Phalonia rutilana (Hbn.); Recurvaria sp. ; Rhyacionia buoliana 

 (Schiff.) ; Sparganothis sulplnireana Clem.; Spilonota ocellana 

 (D. & S.) ; Trichotaphe levisella (Fyles). 

 Biology: Arthur, 1963. Canad. Ent. 95 (10): 1085-1086 (life history, 

 imm. stages). 



*tenebrosus Walley. Wash., Ariz., Colo. 



Scambus (Scambus) tenebrosus Walley, 1960. In Townes and Townes, 

 U. S. Natl. Mus. Bui. 216 (Pt. 2) : 38, 39, 60. $, ?. 



transgressus (Holmgren). B. C, Wash., Oreg. Hosts: Acleris variana 

 (Clem.) ; Anthophila pariana (Clem.), Archijis rosanus (L.), Cho- 

 ristoneura fumiferana (Clem.), Grapholitha packardi (Zell.); ne- 

 matine stem gall on Salix. 

 Epiurus innominatus Viereck. Removed from syn. of hispae (Harris) 

 (teste Walley, 1960. In Townes and Townes, p. 65). 



