A total of 16 genera and 37 species and subspecies of Corimelaenidae, Cydnidae and Scutelleridae is recorded as occurring or possibly occurring in Arkansas. Nine species of Scutelleridae contained in six genera, 13 species and subspecies in three genera of Corimelaenidae ( =Thyreocoridae) and 15 species and subspecies of Cydnidae found in seven genera are reported as occurring or possibly occurring in Arkansas. Twenty-seven species and subspecies contained in 13 genera were collected or recorded from entomological holdings within the state. Two species in two genera were reported in the literature as occurring in Arkansas. Based on distribution records in the literature, eight species in eight genera are listed as probably occurring in the state. Seasonal occurrence and county distribution records are reported for each species and subspecies.
Lee, Linda A. and Barton, Harvey E.
"Distribution and Seasonal Occurrence of the Scutelleridae, Corimelaenidae and Cydnidae of Arkansas,"
Journal of the Arkansas Academy of Science: Vol. 37
, Article 13.
Available at: http://scholarworks.uark.edu/jaas/vol37/iss1/13