Melanoplus irwinorum, Hill, JoVonn G., 2015

Hill, JoVonn G., 2015, Revision and Biogeography of the Melanoplus scudderi species group (Orthoptera: Acrididae: Melanoplinae) with a description of 21 new species and establishment of the Carnegiei and Davisi species groups., Transactions of the American Entomological Society 141, No. 2, pp. 252-350 : 290

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