Identification

for Oriental Cockroach

Adults are large, glossy, and uniformly dark brown to nearly black. Reported lengths differ: UF/IFAS and the University of Missouri put adults near one inch (about 22–27 mm); UC IPM lists them up to about 1¼ inches. Source: https://ask.ifas.ufl.edu/publication/IN316 Source: https://extension.missouri.edu/publications/g7384 Source: https://ipm.ucanr.edu/PMG/PESTNOTES/pn7467.html

The sexes differ. Males have short wings that fall well short of the abdomen tip; females are essentially wingless, resembling overgrown nymphs. Neither sex flies or scales smooth vertical surfaces. Source: https://extension.missouri.edu/publications/g7384 Source: https://ask.ifas.ufl.edu/publication/IN316 Source: https://ipm.ucanr.edu/PMG/PESTNOTES/pn7467.html

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