Perreyia capitulum Norton, 1867:223, ♂♀. 2 ♂♂, 1 ♀, Mexico (leg. H. de Saussure), Lectotype ♂ (ANSP), designated by Cresson, 1928Cresson, E.T. 1928. The types of Hymenoptera in the Academy of Natural Sciences of Philadelphia other than those of Ezra T. Cresson. Memoirs of the American Entomological Society 5:1-90.:4; Smith, 1971Smith, D.R. 1971. The neotropical sawflies described by Norton and Cresson, with lectotype designations (Hymenoptera: Symphyta). Transactions of the American Entomological Society 97 (4):521-535.:523, Type ♂ (Academy of Natural Sciences of Philadelphia, No. 282). - Cresson, 1880Cresson, E.T. 1880. Catalogue of the Tenthredinidae and Uroceridae of North America. Transactions of the American Entomological Society 8:53-68. (distribution); Dalla Torre, 1894Dalla Torre, C.G. 1894. Catalogus Hymenopterorum. Vol. I: Tenthredinidae incl. Uroceridae (Phyllophaga & Xylophaga). G. Engelmann, 459. (distribution). - As Acherdocerus capitulum: - Benson & Conde, 1938Benson, R.B. & Conde, O. 1938. Revision der neotropischen Perreyiinae (Hym. Tenthredinidae). Revista de Entomologia (Rio de Janeiro) 9:121-154.:147 (comb. nov.). - As Brachytoma capitulum: - Konow, 1905aKonow, F.W. 1905a. Familie Tenthredinidae. Wytsman, P., Genera Insectorum. Fasc. 29. 176 pp. :.:41 (comb. nov.). - As Decameria capitulum: - Smith, 1978Smith, D.R. 1978. Suborder Symphyta: Xyelidae, Pararchexyelidae, Parapamphiliidae, Xyelydidae, Karatavitidae, Gigasiricidae, Sepulcidae, Pseudosiricidae, Anaxyelidae, Siricidae, Xiphydriidae, Paroryssidae, Xyelotomidae, Blasticotomidae, Pergidae. Vecht, J. van der & Shenef. :.:165 (comb. nov.). - As Perreyia capitula: - Kirby, 1882Kirby, W.F. 1882. List of Hymenoptera, with descriptions and figures of the typical specimens in the British Museum. Vol. I. Tenthredinidae and Siricidae. London: British Museum :xxviii + 450 pp., pls i-vi. (distribution); Cameron, 1883-1888Cameron, P. 1883-1888. Biologia Centrali-Americana - Insecta. Hymenoptera. (Families Tenthredinidae-Chrysididae). Taylor and Francis, Red Lion Court, Fleet Street. 487 pp., 20 pl. (distribution), 63 (listed).