FIGURE 18. Sciara florissantensis Cockerell 1916, USNM 61995. 1 in Diptera of the middle Eocene Kishenehn Formation. I. Documenting of diversity at the family level

FIGURE 18. Sciara florissantensis Cockerell 1916, USNM 61995. 1, Habitus; 2, Head and antennae; 3, Right forewing. Long arrow denotes 1st abscissa of Rs; the arrowhead points to remnants of the r-m crossvein. Scale bar equals 1.0 mm (1, 3), 0.25 mm (2).