potato beetle vs Leptinotarsa decemlineata

potato beetle and Leptinotarsa decemlineata both are nouns.

Word	Noun	Adjective	Verb	Adverb
potato beetle	Yes	No	No	No
Leptinotarsa decemlineata	Yes	No	No	No

As nouns, potato beetle and Leptinotarsa decemlineata are synonyms defined as:

potato beetle and Leptinotarsa decemlineata: black-and-yellow beetle that feeds in adult and larval stages on potato leaves; originally of eastern Rocky Mountains; now worldwide

Other synonyms of potato beetle include Colorado beetle, Colorado potato beetle, potato bug.

potato beetle (noun)	Leptinotarsa decemlineata (noun)
black-and-yellow beetle that feeds in adult and larval stages on potato leaves; originally of eastern Rocky Mountains; now worldwide	black-and-yellow beetle that feeds in adult and larval stages on potato leaves; originally of eastern Rocky Mountains; now worldwide