Polytypic-species

Guides

  • Euxoa comosa

    hairy euxoa moth

    Euxoa comosa is a noctuid moth native to northern North America, commonly known as the hairy euxoa moth. The species exhibits considerable geographic variation, with five recognized subspecies distributed across western North America eastward through the northern Great Plains to the Atlantic Ocean. Adults have a wingspan of approximately 32 mm. Larvae are cutworms that have been recorded feeding on Secale cereale (rye) and are likely generalist feeders on various plants.

  • Typophorus nigritus

    Sweet Potato Leaf Beetle

    Typophorus nigritus is a leaf beetle in the subfamily Eumolpinae with a broad distribution spanning North, Central, and South America. Two subspecies, T. n. nitidulus and T. n. viridicyaneus, are documented agricultural pests of sweet potatoes. The species comprises 13 recognized subspecies with varying geographic ranges. It is commonly referred to as the Sweet Potato Leaf Beetle in agricultural contexts.