1) Arthropod genus 2) Genus spodoptera 
Spodoptera is a genus of moths of the family Noctuidae. Many are known as pest insects. The larvae are sometimes called armyworms. There are about 30 species distributed across six continents. Species include: ...
A genus of owlet moths of the family noctuidae. These insects are used in molecular biology studies during all stages of their life cycle. ... (12 Dec 1998) ... 
[n] - moths whose larvae are armyworms
genus Spodoptera noun moths whose larvae are armyworms