Species

Melanoplus altitudinum (Scudder, 1878)

Nomenclature (11)

Pezotettix altitudinum Scudder, 1878: 86. (valid)
Holotype; male; 8d8bca33-705c-4eb1-ae8e-8bf02bd1dd3e; deposited at: Academy of Natural Sciences of Philadelphia (ANSP); United States: New Mexico: Taos: Sangre de Cristo Mountains, Taos Peak
Melanoplus altitudinum (Scudder, 1878) in Scudder, 1897: 236.

Pezotettix altitudinum Scudder, 1878 (subjective synonym of Caloptenus [sic] dodgei Thomas, 1871) in Otte, 1995: 377.
Melanoplus altitudinum (Scudder, 1878) in Otte, 2012: 85.

Scudder, S.H. (1878) A Century of Orthoptera, Decades VIII, IX and X. Proceedings of the Boston Society of Natural History, 20, 63–95. Available at http://www.biodiversitylibrary.org/item/130654#page/81/mode/1up
Scudder, S.H. (1897) Revision of the Orthopteran group Melanopli (Acrididae) with special reference to North American forms. Proceedings of the United States National Museum, 20(1124), 1–421. Available at http://www.archive.org/details/revisionoforthop00scudrich

Otte, D. (1995) Orthoptera Species File 4. Grasshoppers [Acridomorpha] C. The Orthopterists' Society and The Academy of Natural Sciences of Philadelphia, Philadelphia, 518 pp.
Otte, D. (2012) Eighty new Melanoplus species from the United States (Acrididae: Melanoplinae). Transactions of the American Entomological Society, 138(1-2), 73–167.

Summary of taxonomic names by rank, showing valid extant names, fossil names, invalid names, and total counts.
Taxon	Valid names
Rank	Extant	Fossil	Invalid	Total
Species	1	0	1	2