A total of 38 species of sphingids, with keys and descriptions, are reported from Northeast Arkansas. Graphs and tables are presented to show relative abundance and seasonal distribution. Drawings of genitalia, fore tibiae, and forewings, as well as photographs of species in the key are included.
Selman, Charles L. and Barton, Harvey E.
"Relative Abundance, Seasonal Distribution and Taxonomy of Sphingidae of Northeast Arkansas,"
Journal of the Arkansas Academy of Science: Vol. 25
, Article 17.
Available at: https://scholarworks.uark.edu/jaas/vol25/iss1/17