362 PROCEEDINGS OF THE NATIONAL MUSEUM 



VOL. 105 



Immsia Cameron • ' 



1913. Cameron, Indian For. Rec, 1912, vol. 4, p. 104. 

 Type: Immsia carinifrons Cameron, 1913, by monotypy. 

 Considered synonym of Microphanurus Kieffer. 

 Inocerota Szelenyi 



1939. Szelenyi, Ann. Mus. Nat. Hungarici, vol. 32, Zool., p. 



121. Two species. 

 Type: Inocerota discessus Szelenyi, 1939, by original desig- 

 nation. S i 

 Inostemma Haliday 



1833. Haliday, Ent. Mag., vol. 1, p. 270. 

 Type: Psilus boscii Jurine, 1807, by monotypy. ii 



Interaulacus Bradley 



1908. Bradley, Trans. Amer. Ent. Soc, vol. 34, pp. 120, 123. 

 Type : Interaulacus kiefferi Bradley, 1908, by monotypy and' 

 original designation. 

 Iphitrachelus Walker 



1835. Walker, Ent. Mag., vol. 3, p. 273. t 



Type: Iphitrachelus lar Walker, 1835, by monotypy. 

 Ismarus Haliday 



1835. Haliday, Ent. Mag., vol. 2, p. 467. 

 Type: Cinetus dorsiger Curtis, 1831, by monotypy. 

 Isocybus Foerster 



1856. Foerster, Hymenopterologische Studien, Heft 2, pp.: 

 108, 114. Five species, one of them included by biblio-i 

 graphic reference. 

 Type: Platygaster grandis Nees, 1834. Designated by Ash- 

 mead, 1893, U. S. Nat. Mus. Bull. 45, p. 327. Platij- 

 gaster cotta Walker, 1835, was designated by Muese- 

 beck and Walkley, 1951, in Muesebeck et al., U. S. 

 Dept. Agr., Agr. Monogr. No. 2, p. 709, through over- 

 sight of Ashmead's citation. 

 Isolia Foerster 



1878. Foerster, Verb. Naturh. Ver. Preuss. Rheinl., vol. 35, 



p. 46. No species. 

 No species have been referred to this genus up to the present.^ 

 time. Isolia, accordingly, remains a genus dubiuni. I 

 Isorhombiis Foerster 



1856. Foerster, Hymenopterologische Studien, Heft 2, pp. 



107, 112, 113. No species. 

 1887. Ashmead, Can. Ent., vol. 19, p. 129. One species. 

 Type: Isorhombus hyalinipennis Ashmead, 1887. First in- 

 cluded species. 

 Considered synonym of Platygaster Latreille. 



