Col·o·ra·do bee·tle Zool. A yellowish beetle (Doryphora decemlineata), with ten longitudinal, black, dorsal stripes. It has migrated eastwards from its original habitat in Colorado, and is very destructive to the potato plant; -- called also potato beetle and potato bug. See Potato beetle.
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Colorado beetle
n : black-and-yellow beetle that feeds in adult and larval
stages on potato leaves; originally of eastern Rocky
Mountains; now worldwide [syn: Colorado potato beetle,
potato bug, potato beetle, Leptinotarsa decemlineata]