Mysteromyia, 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 : 82

Mysteromyia , new genus

DIAGNOSIS: Head and frons broad, eyes widely separated; ptilinal suture/lunule absent. Clypeus minute, mouthparts highly vestigial/ absent. Antenna with three postpedicel articles: large flagellomere 1, small flagellomere 2; apical article a large, plumose “arista,” terminally situated on flagellomere 2, branches of “arista” with socketed bases. Anterior part of scutum with three large, oblong tubercles; ventrum of thorax extensively membranous. Veins R 1 and R highly costalized; posterior R, M, and Cu veins faint and parallel; Sc complete, R 1 and R not fused, R 4+5 free, cell cup complete but small; no pterostigma; alula and upper calypter well developed. Body devoid of macrosetae. Empodium setiform; tibial spurs lacking. Sternites lost; minute acanthophorite spines possibly present; female cercus 1-segmented.

2+3

2+3

TYPE SPECIES: Mysteromyia plumosa , new species.

ETYMOLOGY: From the Greek, Latinized as mysterium (“mystery”), for the mysterious relationships of this bizarre fly. The gender of the name is feminine.

COMMENTS: See above for family.