Assassin bugs collected in Michigan and housed in the University of Michigan Museum of Zoology and the Michigan State University Entomology. Museum were used to compile a list of the state's species and subspecies. A total of 27 was found; an additional species, Empicoris parshleyi, was represented by a single specimen housed in the American Museum of Natural History. Eighteen of the 28 taxa represented new records for the state.
McPherson, J. E.
"The Assassin Bugs of Michigan (Heteroptera: Reduviidae),"
The Great Lakes Entomologist, vol 25
Available at: https://scholar.valpo.edu/tgle/vol25/iss1/4