Hylotoma pectoralis Leach, 1817:124, Smith, 1989Smith, D.R. 1989. The sawfly genus Arge (Hymenoptera: Argidae) in the Western Hemisphere. Transactions of the American Entomological Society 115:83-205.:129, the type is possibly in the British Museum, but it could not be located. - Dalla Torre, 1894Dalla Torre, C.G. 1894. Catalogus Hymenopterorum. Vol. I: Tenthredinidae incl. Uroceridae (Phyllophaga & Xylophaga). G. Engelmann, 459. (distribution); Rohwer, 1912Rohwer, S.A. 1912. Notes on sawflies, with descriptions of new species. Proceedings of the United States National Museum 43:205-251.:206 (nomen ineditum [The type of Arge pectoralis Lech is apparently lost, at least it is not in the British Museum, and as the description applies equally well to any one of a number of species, it is deemed advisable to consider the species described by Leach as undeterminable]). - As Arge pectoralis: - Krombein et al., 1979Krombein, K.V., P.D. Hurd, D.R. Smith & B.D. Burks 1979. Catalog of Hymenoptera in America North of Mexico. Volume 1. Symphyta and Apocrita (Parasitica). Smithsonian Institution Press, Washington D.C. 1-1198. (distribution); Smith, 1989Smith, D.R. 1989. The sawfly genus Arge (Hymenoptera: Argidae) in the Western Hemisphere. Transactions of the American Entomological Society 115:83-205. (distribution).
Hylotoma dulciaria Say, 1824:314,Nort-west Territory (leg. Dr. Bigsby); Smith, 1989Smith, D.R. 1989. The sawfly genus Arge (Hymenoptera: Argidae) in the Western Hemisphere. Transactions of the American Entomological Society 115:83-205.:129, types are lost. - Cresson, 1861Cresson, E.T. 1861. Catalogue of the described species of Tenthredinidae and Uroceridae, inhabiting North America. Proceedings of the Entomological Society of Philadelphia 1 (1):33-39. (distribution); Muesebeck et al., 1951Muesebeck, C.F.W., K.V. Krombein & H.K. Townes 1951. Hymenoptera of America north of Mexico - Synoptic catalog. U.S. Dept. Agr. Monog. 2:1-1420.:14 ( listed as synonym of Arge pectoralis (Leach, 1817)); Krombein et al., 1979Krombein, K.V., P.D. Hurd, D.R. Smith & B.D. Burks 1979. Catalog of Hymenoptera in America North of Mexico. Volume 1. Symphyta and Apocrita (Parasitica). Smithsonian Institution Press, Washington D.C. 1-1198.:22 ( listed as synonym of Arge pectoralis (Leach, 1817)); Smith, 1989Smith, D.R. 1989. The sawfly genus Arge (Hymenoptera: Argidae) in the Western Hemisphere. Transactions of the American Entomological Society 115:83-205.:128 ( listed as synonym of Arge pectoralis (Leach, 1817)).
Arge salicis Rohwer, 1912:206, ♂♀. Holotype, Plummer's Island, Maryland (U.S.N.M., No. 14759). - Muesebeck et al., 1951Muesebeck, C.F.W., K.V. Krombein & H.K. Townes 1951. Hymenoptera of America north of Mexico - Synoptic catalog. U.S. Dept. Agr. Monog. 2:1-1420.:14 ( listed as synonym of Arge pectoralis (Leach, 1817)); Krombein et al., 1979Krombein, K.V., P.D. Hurd, D.R. Smith & B.D. Burks 1979. Catalog of Hymenoptera in America North of Mexico. Volume 1. Symphyta and Apocrita (Parasitica). Smithsonian Institution Press, Washington D.C. 1-1198.:22 ( listed as synonym of Arge pectoralis (Leach, 1817)).