soldier fly

Century Dictionary and Cyclopedia

1. n. A dipterous insect of the family Stratiomyidæ: so called from its ornamentation.

Wiktionary

1. n. Any fly of the insect family Stratiomyidae that resemble wasps.

GNU Webster's 1913

1. n. (Zoöl.) any one of numerous species of small dipterous flies of the genus Stratyomys and allied genera. They are often bright green, with a metallic luster, and are ornamented on the sides of the back with markings of yellow, like epaulets or shoulder straps.