Pediodectes nigromarginatus, the black-margined shieldback, is a species of shield-backed katydid in the family Tettigoniidae. It is found in North America.
Subspecies These two subspecies belong to the species Pediodectes nigromarginatus: Pediodectes nigromarginatus griseis (Caudell, 1907) Pediodectes nigromarginatus nigromarginatus (Caudell, 1902)
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