70 Hymenoptera in America North of Mexico 



Pteronidea eledra MacGillivray, 1923. 111. Univ. Bui. 20(50): 30. 9. 



jugicola Thomson. Man. (Churchill); Europe. Host: Salix. 



Nematus jugicola Thomson, 1871. Hym. Scand., v. 1, p. 146. 9. 



marlattii Dyar. N. H. Host: Alnus. 



Nematus Marlattii Dyar, 1895. Amer. Ent. Soc, Trans. 22: 305. 9, larva. 

 nigropectus Cresson. Wash., Oreg., Nev. 



Nematus nigropectus Cresson, 1880. Amer. Ent. Soc, Trans. 8: 6. 9. 



Pteronus bicolor Marlatt, 1896. U. S. Dept. Agr., Div. Ent. Tech. Ser. 3: 56. 9. 

 Questionable synonym. 

 ostryae (Marlatt). N. J. to Va. Host: Ostrya. 



Pteronus ostryae Marlatt, 1896. Canad. Ent. 28: 252. 9. 

 ribesii (Scopoli). Que., Ont. to Wash. s. to D. C, Ohio, 111., Mo., Kans., Colo., Oreg.; Europe to 

 Caucasus. Ecology: Widespread. Introduced. Host: Ribes. Imported currantworm. 



Tenthredo ribesii Scopoli, 1763. Ent. Cam., p. 280. 



Tenthredo ventricosa Latreille, 1805. Hist. Nat. Crust. Ins., v. 13, p. 131. 



Tenthredo salicis Fallen, 1808. Svenska Vetensk. Akad., Handl. 29: 118. 9. 



Nematus dimidiata Lepeletier, 1823. Monog. Tenthred., p. 68. 9. 



Nematus trimaculata Lepeletier, 1823. Monog. Tenthred., p. 69. 9. 



Nematus grossulariae Moore, 1831. Lit. and Phil. Soc. Manchester, Mem. 2: 114-134. 



Nematus depressa Hartig, 1840. Stettin Ent. Ztg. 1: 24. 9. 



Nematus macrocera Hartig, 1840. Stettin Ent. Ztg. 1: 25. <?. 



Nematus ribis Dufour, 1847. Soc. Ent. France, Ann. 2: 571-581. 9,6. 



Pteronus longicomis Marlatt, 1896. U. S. Dept. Agr., Div. Ent. Tech. Ser. 3: 72. 6. Preocc. 

 by Nematus longicomis Eschscholtz, 1822. 



Pteronus arapahonum Cockerell, 1906. Ent. News 17: 220. S. 



Pteronidea ribesii \ds. feminina Enslin, 1916. Deut. Ent. Ztschr., Beih., p. 419. 



Pteronidea ribesii var. konowi Enslin, 1916. Deut. Ent. Ztschr., Beih., p. 420. 



Pteronidea aceris Rohwer, 1915. U. S. Natl. Mus., Proc. 49: 211. 9. 



Pteronidea equatia MacGillivray, 1923. 111. Univ. Bui. 20(50): 30. i. 



Biology: Caesar and Garlick, 1920. Canad. Ent. 52: 106-108. — Kemner, 1924. Centralanst. for 

 Forsoksv. pa Jordbruksomradet Meddel. 43: 1-33 (in Sweden). —Miles, 1932. Bui. Ent. Res. 

 23: 1-6. — Walden, 1933. Conn. Agr. Expt. Sta., Bui. 346: 416-427. — Rautapaa, 1970. Ann. 

 Ent. Fenn. 36: 118-120 (feeding deterrents, host preference). 



Morphology: Middleton, 1921. Ent. Soc. Wash., Proc. 23: 173 (terminal abdominal structures). 

 — Snodgrass, 1928. Smith. Misc. Coll. 81: 121. — Shafiq, 1954. Jour. Microscopical Sci. 95: 

 93-114 (embryonic development). 

 salicisodoratus Dyar. Maine to Va. w. to Wis., 111., Ark. Host: Salix, Populus. 

 Nematus salicis-odoratus Dyar, 1894. Canad. Ent. 26: 187. 9,6, larva. 

 Pteronus odoratus Marlatt, 1896. U. S. Dept. Agr., Div. Ent. Tech. Ser. 3: 65. Emend. 

 Pteronus comelli Marlatt, 1896. U. S. Dept. Agr., Div. Ent. Tech. Ser. 3: 65. 9, d. 

 Pteronidea winnanae Rohwer, 1911. U. S. Natl. Mus., Proc. 41: 386. 6 . 

 Pteronidea mendicana Rohwer, 1920. U. S. Natl. Mus., Proc. 57: 214. 9. 

 Pteronidea plesia Rohwer, 1920. U. S. Natl. Mus., Proc. 57: 216. 9. 

 Pontania dotata MacGillivray, 1921. N. Y. Ent. Soc, Jour. 21: 34. 6. 



Taxonomy: Middleton, 1922. U. S. Natl. Mus., Proc 51: 21 (larva of plesia). 



Biology: Warren, 1957. Kans. Ent. Soc, Jour. 30: 11. 

 superbus (Provancher). Que., N. H. 



Eriocampa superba Provancher, 1885. Addit. Corr. Faune Ent. Canada, Hym., p. 351. 9. 



Pteronus antennatus Marlatt, 1896. U. S. Dept. Agr., Div. Ent. Tech. Ser. 3: 61. 9. 

 tricolor (Marlatt). N. H. 



Pteronus tricolor Marlatt, 1896. U. S. Dept. Agr., Div. Ent. Tech. Ser. 3: 56. 9. 

 umbratus Thomson. Ont., Que., Wash. (?), Oreg. (?).; Europe. Host: Alnus, Betula. 



Nematus umbratus Thomson, 1871. Hym. Scand., v. 1, p. 142. 9. 



Nematus collinus Cameron, 1882. Ent. Soc. London, Trans., p. 534. 9. 



