Bailowitz, Richard A. and James P. Brock. 1991. Butterflies of southeastern Arizona. Tucson, Arizona; Sonoran Arthropod Studies, Inc.: ix + 342 pp., 4 pls., figs. {1991} 

Brown, Frederick Martin. 1944. Notes on Mexican Butterflies, IV. Journal of the New York entomological Society 52(4): 343-360. {[19] Dec 1944} 

Barnes, William and James Halliday McDunnough. 1916. Notes on North American diurnal Lepidoptera. Contributions to the Natural History of the Lepidoptera of North America 3(2): 49-156, 8 pls. {15 Dec 1916} 

Boisduval, Jean Baptiste Alphonse d'Echauffour. 1868-1869. Lépidoptères de la Californie. Annales de la Société entomologique de Belgique 12: 1-28 (1868); 37-94 ([1 Nov] 1869) [missing pp. 29-37 through printer's error] {1868-1869} [description of Melitaea Callina] 

Brown, Frederick Martin. 1966. The types of the nymphalid butterflies described by William Henry Edwards--Part II, Melitaeinae. Transactions of the American Entomological Society 92(3): 357-468, 34 figs. {Sep, 20 Oct 1966} 

Edwards, William Henry. 1882. Descriptions of new species of diurnal Lepidoptera taken by Mr. H. K. Morrison, at Fort Grant and in Graham Mountains, Arizona, 1882. Papilio 2(8): 136-143 {[28] Oct 1882} [description of Melitaea Perse] 

Godman, Frederick du Cane and Osbert Salvin. 1879-1901. Biologia Centrali-Americana. Zoology: Insecta. Lepidoptera-Rhopalocera. London; Taylor & Francis, 3 volumes (Vols. 36-38): 1(Nym., Rio.)(1879-1886); xlv+487 pp.; 2(Pier., Pap., Lyc., Hes.)(1887-1901): 782 pp.; 3(plates): 1-48 (1879-1886); 49-112 (1887-1901) 

Higgins, Lionel George. 1959. Four new melitaeine genera (Nymphalidae). Lepidopterists= News 12(5-6): 161-164, 5 figs. {1958, 30 Apr 1959} [description of Texola] 

Higgins, Lionel George. 1960. A revision of the melitaeine genus Chlosyne and allied species (Lepidoptera: Nymphalidae). Transactions of the Royal Entomological Society of London 112(14): 381-467, 134 figs. {31 Dec 1960} 

Holland, William Jacob. 1931. The butterfly book. New and thoroughly revised edition.  A popular and scientific manual, describing and depicting all the butterflies of the United States and Canada. Garden City, New York; Doubleday, Doran & Co.  xii + 424 pp., 77 pls., 198 + [1] text figures. {1931}