noun
Colorado potato beetle
Refers specifically to the insect pest Leptinotarsa decemlineata, known for damaging potato crops.
コロラドハムシはジャガイモの葉を食い荒らす害虫だ。
The Colorado potato beetle is a pest that devours potato leaves.
Katakana spelling is the most common written form; usually written in kana.
Kanji spelling exists but is rarely used; the katakana form is strongly preferred.
From Colorado (コロラド) + 葉虫 (はむし, 'leaf beetle'), referring to the beetle's origin and appearance.