- A neuropterous insect, the larva of which makes in the
sand a pitfall to capture ants, etc. The common American species is
Myrmeleon obsoletus, the European is M. formicarius.
- A lepidopterous insect, which in the larval state often
travels in great multitudes from field to field, destroying grass,
grain, and other crops. The common army worm of the northern United
States is Leucania unipuncta. The name is often applied to other
related species, as the cotton worm. - The larva of a small two-winged fly (Sciara), which
marches in large companies, in regular order. See Cotton worm, under
Cotton.
- A genus of long, slender, nematoid worms, parasitic in
insects until near maturity, when they leave the insect, and live in
water, in which they deposit their eggs; -- called also hair eel,
hairworm, and hair snake, from the absurd, but common and widely
diffused, notion that they are metamorphosed horsehairs.
- Grasshopper - Grasshopper relative - Large green grasshopper - Noisy summer insect - A large, green, arboreal, orthopterous insect
(Cyrtophyllus concavus) of the family Locustidae, common in the United
States. The males have stridulating organs at the bases of the front
wings. During the summer and autumn, in the evening, the males make a
peculiar, loud, shrill sound, resembling the combination Katy-did,
whence the name.