4 literature references for Hippiscus phoenicopterus (Burmeister, 1838):

Author: Beutenmüller
Year: 1894
Title: Descriptive catalogue of the orthoptera found within fifty miles of New York City
Source: Bulletin of the American Museum of Natural History (Bull. Am. Mus. Nat. Hist.) 6:253-316, plates V-X
Author: Scudder, S.H. In Dawson
Year: 1875
Title: Notice on the butterflies and Orthoptera collected by Mr. George M. Dawson, as naturalist of the B.N.A. Boundary Commission
Source: British North American Boundary Commission Geological Report of Progress in the vicinity of the 49th Parallel (Brit. N. Amer. Bound. Comm. Geol. Rept. of Progr. in the vicinity of the 49th Parallel) 1873:Appendix D
Author: Saussure
Year: 1884
Title: Prodromus Oedipodiorum, Insectorum ex Ordine Orthopterorum
Source: Mémoires de la Société de Physique et d'Histoire Naturelle de Genève (Mem. Soc. Phys. Hist. Nat. Geneve) 28(9):1-254, 1 pl.
Author: Otte, D.
Year: 1984
Title: Acrididae: Oedipodinae
Source: North American Grasshoppers, Harvard University Press, Cambridge 2:366 pp.