The roach in the photo had a total length of 28.1 mm and a maximum width of 14.6 mm. To the right of the roach is the carcass of a treehopper nymph in the genus Membracidae. The roach appears to be close to Epilampra sodalis and E. substrigata.
Photo location: Novo Airão, Amazonas state, Brazil.
Determined by: Dominic Evangelista, Rutgers University.
American Insects site