506 Hymenoptera in America North of Mexico 



velox (Cresson). Newfoundland (insular) w. to Alaska, s. to Pa., 111., Colo., and Calif. Host: 

 La)ubdina ferviduria atha.saria (Wlk.), L.fiscellaria fiscellaria (On.), L.fiscellaria 

 Ingubwaa (Hulst), Nepi/tia canosaria (Wlk.)., S>j»iniei-i.sta leucitys Francl. 



IcIineiDimn relax Cresson, 1864. Ent. Soc. Phila., Proc. 3: 185. 9. 



IcIineiiiiioH puerili-s Cresson, 1867. Amer. Ent. Soc, Trans. 1: 296. 6. 



Iclnieumon wellicoxtin Provancher, 1875. Nat. Canad. 7 (1): 21 (key); 7 (2): 48. 6. 



PhygadeuoH apicafim Provancher, 1875. Nat. Canad. 7 (6): 180. 9. 



Pliijgadeuon crea.ioni Provancher, 1876. Nat. Canad. 8: 318. 9. 



IcInieiDiioii occidentalix Harrington, 1894. Canad. Ent. 26: 210. 9. 



Biology: Schedl, 1931. Ztschr. f. Angew. Ent. 8: 270-273. 



Genus HEMIHOPLIS Heinrich 



He)iiihopli.s Heinrich, 1961 (1960). Canad. Ent. Sup. 15: 15. 



Type-species: HoplimiieiiKs teres Swift. Monotypic and orig. desig. 

 teres (Swift). N. Y. s. to Fla., w. to Mich., 111., and La. Host: Precis lari)tia Cr. 

 Hoplisiiieiius teres Swift, 1946. Ent. Soc. Amer., Ann. 39: 409. 



Genus PLATYLABOPS Heinrich 



Plattjiabops Heinrich, 1950. Naturw. Mus. Aschaffenburg, Mitt. d. Sammelstelle f. 

 Schmarotzerbestimmung 27: 4. 



Type-species: Platt/labops liifizi Heinrich. Monotypic. 



This is a small Holarctic genus. 



apricus nearcticus Heinrich. Maine, N. Y. P. apricus apricus (Gravenhorst) is European. 



Platylabops apricus Hearcticiis Heinrich, 1962. Canad. Ent. Sup. 26: 648. 6, 9. 

 eupitheciarum Heinrich. Alta., B. C. Host: Enpithecia ornata (Hulst), E. placidata Tay., E. 

 unicolor (Hulst). 



Platylabops eupitheciarnn/ Heinrich, 1962. Canad. Ent. Sup. 26: 648. 6. 



fraterculus Heinrich. Newfoundland (insular), Maine, Vt., N. Y. 



Platylabops fratercultis Heinrich, 1962. Canad. Ent. Sup. 26: 644. 6, 9. 

 holoerythrus Heinrich. Newfoundland (insular), B. C. Host: Enpithecia transcanadata MacK. 



Platylabops holoerythrus Heinrich, 1962. Canad. Ent. Sup. 26: 645. 9. 



Taxonomy: Heinrich, 1976 (1975). Nat. Canad. 102: 771-772 (male described). 

 leucopsis (Ashmead). Wash., Oreg., Calif. According to Riley and Howard (1890), the holotype 

 was reared from a "Tortricid pupa on oak." 

 Ichneumon leucopsis Ashmead, 1890 (1889). U. S. Natl. Mus., Proc. 12: 391. 6. 



Biology: Riley and Howard, 1890. U. S. Dept. Agr., Insect Life 3: 152. 

 novaescotiae Heinrich. Newfoundland (insular), N. S. Heinrich (1976) made a subspecific 

 distinction between the two specimens from which this species is known. 

 Platylabops pecki novaescotiae Heinrich, 1962. Canad. Ent. Sup. 26: 643. 9. 

 Platylabops novascotiaeV.) Peck, 1964. In Heinrich, Ent. Soc. Canada, Mem. 35: 918. 

 Platylabops novaescotiae nigrinionbris Heinrich, 1976 (1975). Nat. Canad. 102: 773. 9. N. 

 syn. 

 pecki Heinrich. Sask. 



Platylabops peck-i pecki Heinrich, 1962. Canad. Ent. Sup. 26: 642. 6, 9. 



Ta.xonomy: Heinrich, 1976 (1975). Nat. Canad. 102: 773. 



Unplaced Taxa of Gyrodontina 



Ichneumon limbifrons Cresson, 1864. Ent. Soc. Phila., Proc. 3: 182. 6. Colo. 



Taxonomy: Townes, 1944. Amer. Ent. Soc, Mem. 11: 326. 

 Ichneunion pectoralis Say, 1829. Contrib. Maclurian Lyceum to Arts and Sci. 1: 72. S. 



Southwestern Ind. Heinrich (1961) misinterpreted Say's use of the term pectus. In his 

 writings on Hymenoptera, Say used both the terms pectus and postpectus, and it 



