104 Hymenoptera in America North of Mexico 



coloradensis (Weldon). Labrador, Colo., Alta., B. C, Oreg., Calif. 

 Emphytus coloradensis Weldon, 1907. Canad. Ent. 39: 304. S. 

 Emphytus hiulcus MacGillivray, 1923. 111. Univ. Bui. 20(50): 15. 9. 

 equiseti (Fallen). Que., Maine to N. C. w. to Alaska, Oreg.; Europe to Siberia. Ecology: 



Widespread. Host: Rumex, Polygonum. 

 Tenthredo equiseti Fallen, 1808. Svenska Vetensk. Akad., Handl. 29: 60. 

 Tenthredo (Allantus) bicolor Klug, 1814. Mag. Gesell. Naturf. Freunde Berlin 8: 204. 9, 6. 

 Tenthredo hizonata Zetterstedt, 1838. Ins. Lapp., v. 1, p. 344. 9. 

 Taxonus iyinoniinatiis MacGillivray, 1901. N. Y. State Mus. Bui. 47: 585. 9. 

 Stro7igylogastroidea depressata MacGillivray, 1921. Psyche 28: 31. 9. 

 Unitaxonus repentinus MacGillivray, 1921. Psyche 28: 31. 9, 6. 

 Unitaxonus nwiicis MacGillivray, 1921. Psyche 28: 31. 9. 

 Hemitaxmms dedititius MacGillivray, 1923. Psyche 30: 77. 6. 

 Stro7igylogastroidea rufocinctella MacGillivray, 1923. 111. Univ. Bui. 20(50): 32. 9. 

 glabrata (Fallen). N. S., Que. to Md. w. to B. C, Wash., Oreg.; Europe to Siberia. Ecology: 



Widespread. If adjacent to host, larva commonly bores into apples or other fruits to 



pupate. Host: Runiex. Dock sawfly. 

 Tenthredo glabrata Fallen, 1808. Svenska Vetensk. Akad., Handl. 29: 108. 

 Tenthredo (Allantus) agilis Klug, 1814. Mag. Gesell. Naturf. Freunde Berlin 8: 208. 9, S. 

 Tenthredo (Allantus) rufipes Lepeletier, 1823. Monog. Tenthred., p. 239. 9. 

 Taxonus nigriso7na Norton, 1862. Boston Soc. Nat. Hist., Proc. 9: 119. 9. 

 Strongylogaster abnonnis Provancher, 1885. Addit. Corr. Faune Ent. Canada Hym., p. 10. 



9, J. 

 Strong ylogastroidea potulenta MacGillivray, 1923. 111. Univ. Bui. 20(50): 31. 9. 



Biology: Chittenden and Titus, 1905. U. S. Dept. Agr. Bui. 54: 40-43. —Webster, 1908. Jour. 

 Econ. Ent. 1: 310-311 (in apples). — Dustan and Gilliatt, 1916. Ent. Soc. Nova Scotia, Proc, 

 pp. 45-48. —Newcomer, 1916. U. S. Dept. Agr., Bui. 265, 40 pp. — Blackman and Stage, 

 1924. N. Y. State Col. Forestry, Syracuse Univ., Tech. Pub.'l?, v. 24, p. 153 (in dead and 

 decaying hickory). — Zuk, 1961. Ent. Soc. Brit. Columbia, Proc. 58: 21 (boring holes in 

 cedar siding). 

 pallipes (Spinola). Newfoundland to Md. w. to B. C, Oreg., Calif.; Europe to Siberia; Iceland. 



Ecology: Widespread. Host: Viola. Violet sawfly. 

 Tenthredo pallipes Spinola, 1808. Insectorum Liguriae, v. 2, p. 19. 

 Tenthredo (Emphytus) grossulariae Klug, 1814. Mag. Gesell. Naturf. Freunde Berlin 8: 



283. 9. 

 Dolems leucopodus Lepeletier, 1823. Monog. Tenthred., p. 119. 9. 

 Tenthredo pallipes Provancher, 1878. Nat. Canad. 10: 66. 9, 6. Homonym and Synonym. 

 Emphytus canadense Kirby, 1882. List Hym. Brit. Mus., v. 1, p. 204. N. name for pallipes 



Provancher. 

 Emphytus pallidipes Dalla Torre, 1894. Cat. Hym., v. 1, p. 119. Emend. 

 E^npria cavata MacGillivray, 1911. Canad. Ent. 43: 305. 9. 

 Empria cetaria MacGillivray, 1921. Psyche 28: 33. 9. 

 Emphytus halesus MacGillivray, 1923. 111. Univ. Bui. 20(50): 13. 9. 

 Emphytus heroicus MacGillivray, 1923. 111. Univ. Bui. 20(50): 14. 9. 

 Emphytus hiatics MacGillivray, 1923. 111. Univ. Bui. 20(50): 14. 9. 

 E7nphytus hospitus MacGillivray, 1923. 111. Univ. Bui. 20(50): 15. 9. 

 E7nphytus hyaci7ithus MacGillivray, 1923. 111. Univ. Bui. 20(50): 16. 9. 



Biology: Dyar, 1894. Canad. Ent. 26: 185 (canade7isis). 

 recens (Say). Newfoundland to Ala. w. to Alaska, B. C, Oreg. Ecology: Widespread. Host: 



Polygo7ium. Several species are currently going under this name. 

 Emphytus rece7is Say, 1836. Boston Jour. Nat. Hist. 1: 221. 6. 

 Emphytus stra7ni7ieipes Cresson, 1880. Amer. Ent. Soc, Trans. 8: 52. 9. A questionable 



synonym. 

 E7nphytus a7igustus Kincaid, 1900. Wash. Acad. Sci., Proc 2: 360. 6 . A questionable 



synonym. 

 E7nphyti7ia pulchella Rohwer, 1911. U. S. Natl. Mus., Proc 41: 400. 9. 

 E7nphyti7ia pallidiscapa Rohwer, 1911. U. S. Natl. Mus., Proc. 41: 401. 9, 6. 



