62 : 
1874. Nematus ventricosus Provancher. Nat. Can., V1, pp. 186-192. 
1874. Nematus ventricosus Cook. 4th Ann. Rept. St. Pom. Soc. Mich., pp. 879-380. 
1874. Nematus ventricosus Saunders. Can. Ent., v1, pp. 101-104. 
1877. Nematus ventricosus Riley. 9th Rept. Ins. Mo., pp. 7, 10, 21-22. 
1877. Nematus ventricosus Packard. 9%th Rept. U. 8. Geol. and Geog. Sury., 1875, 
p. 787. 
1878. Nematus ventricosus Provancher. Nat. Can., X, p.56. 
1879. Nematus ventricosus Riley. N.Y. Tribune, June 11, 1879. 
1880. Nematus ventricosus Fuller. Am. Ent., 111, p. 92. 
1880. Nematus ribesii Fletcher. Entom. Mag., xV1, p. 278. 
1880. Nematus ventricosus Thomas. 5th Rept. (10) Ins. I1., p. 68. 
1881. Nematus ventricosus Coquillett. 11th Rept. Ins. IIL, pp. 5, 46-48. 
1882. Nematus ventricosus Saunders. Can. Ent., x1v, p. 147. 
1883. Nematus ventricosus Lintner. Proc. Am, Assn., XXXI, pp. 471-472. 
1883. Nematus ventricosus Lintner. Psyche, tv, pp. 48-51. 
1883. Nematus ventricosus Lintner. Can. Ent., xv, p. 200. 
1883. Nematus ventricosus Provancher. Petite Faune Ent. Can., J, p. 188. 
1883. Nematus ventricosus Fyles. Can. Ent., Xv, p. 205. 
1883. Nematus ventricosus Riley. Stoddart’s Encyclo. Amer., I, pp. 135-142. 
1883. Nematus ventricosus Saunders. Ins. Inj. to Fruits, pp. 339-342, 360. 
1885. Nematus ventricosus Lintner. 2d Rept. Ins. N. Y., pp. 217-221. 
1886. Nematus ventricosus Lintner. N.E. Homestead, xx, p. 189. 
1886. Nematus ventricosus Forbes. Entom. Amer., 11, p. 173. 
1887. Nematus ventricosus Lintner. Popular Gardening, HU, p. 120. 
1887. Nematus ventricosus Lintner. Albany Express, XLI, p. 2. 
1888. Nematus ribesii Fernald. Mass. Hatch Exp. Sta. Bull., 2, p. 7. 
1888. Nematus ventricosus Lintner. 5th Rept. Ins. N. Y., pp. 156-157. 
1888. Nematus ventricosus Harvey. Ann. Rept. Maine Exp. Sta., pp. 182-184. 
1888. Nematus ventricosus Weed. 7th Ann. Rept. Chio Agr, Exp, Sta., p. 152. 
1889. Nematus ribesit Fletcher. Can. Ent., x x1, p. 150. 
1889. Nematus ventricosus Weed. Bull. Ohio Exp. Sta., 11, No.1, p. 6. 
1889. Nematus ventricosus Hall. Ins. Life, 1, p. 319. 
1889. Nematus ventricosus Beckwith. Bull.1v, Del. Agr. Exp. Sta., p. 15. 
1889. Nematus ventricosus Riley and Howard. Ins. Life, 1, p. 229. 
1889. Nematus ventricosus Hulst. Bull. xivi, N. J. Exp. Sta., p. 8. 
1890. Pteronus ribesii Konow. Deutsch. Ent. Zeit., Xxxtv, p. 246. 
1890. Nematus ventricosus Hopkins. Ann. Rept. W. Va. Exp. Sta., p. 153. 
1891. Nematus ribesii Cook. Rept. Mich. Exp. Sta. 1890-91. 
1891. Nematus ribesii Fletcher. Bull. 11, Can. Cent. Farm (May). 
1892. Nematus ventricosus Garman. Bull. 40, Ky. Agr. Exp. Sta. (March). 
Female.—Length 7 to 7.5 mm.; very robust, short-bodied species; 
head rugose, punctured, thorax less so; clypeus very broadly and shal- 
lowly emarginate, sometimes almost truncate, lobes short and not very 
broad; frontal crest and sides of ocellar basin not well defined, former 
entire or indistinctly broken; antennal fovea rather deep at apex, oval; 
antenne slender, slightly tapering, third joint longest; intercostal vein 
considerably anterior to basal, usually at right angles to costa; second 
recurrent frequently interstitial; third cubital cell usually not longer 
than outer transverse vein; upper middle cell of hind wings frequently 
not reaching apex of lower or outer veins interstitial, rarely upper cell 
exceeding lower cell; stigma moderately robust, rounded on lower mar- 
gin; sheath rather narrow, rounded at extremity, hairs short; cerci 
very slender and long, not tapering; claws with rays nearly equal. 
