Pediodectes grandis, the grand shieldback, is a species of shield-backed katydid in the family Tettigoniidae. It is found in Central America and North America.
Subspecies These two subspecies belong to the species Pediodectes grandis: Pediodectes grandis grandis (Rehn, 1904) Pediodectes grandis insignis (Caudell, 1907)
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