EUCAUDOMYIIDAE, Grimaldi, 2016

Grimaldi, David A., 2016, Diverse Orthorrhaphan Flies (Insecta: Diptera: Brachycera) In Amber From The Cretaceous Of Myanmar: Brachycera In Cretaceous Amber, Part Vii David A. Grimaldi, Bulletin of the American Museum of Natural History 2016 (408), pp. 1-132 : 85

EUCAUDOMYIIDAE , NEW FAMILY

TYPE GENUS: Eucaudomyia , new genus. Monotypic. In Burmese amber.

DIAGNOSIS: Head small relative to thorax, spherical, eyes occupying anterior three-quarters of head; antenna small, with single postpedicel article, situated frontally (not dorsally or ventrally); body short, very broad (especially thorax), scutellum very small. Wing with highly reduced venation (Rs simple, M vestigial, unbranched) all longitudinal veins apically evanescent; anal lobe highly reduced; tibiae without apical spurs, empodium padlike. Female terminalia developed into long, slender, jackknifed oviscapt comprised of tubular segments VII and VIII, and long, slender, valvelike cerci and hypoproct. Known only from females.