Bashkonia franconica, Lukashevich, 2021

Lukashevich, Elena D., 2021, The oldest Diptera (Insecta) from the Upper Buntsandstein (early Middle Triassic of Europe, Zootaxa 5067 (1), pp. 135-143 : 137

Bashkonia franconica sp. nov.

Material. Holotype SMTE 6123 /1-61, positive and negative impression of isolated wing, housed in Museum Terra Triassica , Euerdorf, Germany.

Type Locality and Horizon. Lengfurt, Lower Franconia , Germany. ‘ Obere Dendritenschichten , Myophorienschichten’ , Röt Formation , lower Anisian, Middle Triassic .

Etymology. The species epithet refers to Franconia as the type region.

Description. Wing 3.5 mm long, pale, with darker veins and pterostigma, reaching wing margin. Venation as figured. Sc ending at r-m level, sc-r just before level of M stem bifurcation. Rs stem straight, R 2+3 long, 3.3 times longer than R 2 and 1.5 longer than R 3, r-m slightly proximal to m-cu. Sc apex at 56%, R bifurcation at 28%, Rs bifurcation at 52%, M bifurcation at 49%, CuA apex at 70% and CuP apex at 50% of wing length.