FIGURE 19. Sciara gurnetensis Cockerell, 1915, USNM 61435 and S. lacoei Cockerell, 1915, USNM 61436. 1 in Diptera of the middle Eocene Kishenehn Formation. I. Documenting of diversity at the family level

FIGURE 19. Sciara gurnetensis Cockerell, 1915, USNM 61435 and S. lacoei Cockerell, 1915, USNM 61436. 1, Sciara gurnetensis (wing only). M1 and M2 labeled; 2, S. lacoei, habitus. CuA1 and distal portion of M2 labeled. "Veins" under each of the three asterisks are artifacts; the "?" denotes the vein Cockerell identified as M1. Inset: Head (Arrow points to base of antenna); 3, S. lacoei, (#7583). M1 and M2 labeled. Scale bars equal 1.0 mm (1, 2, 3).