FIGURE 10 in Diversity of culicomorphan dipterans in the Eocene Kishenehn Konservat-Lagerstätte (Montana, USA) and its palaeoecological implications

FIGURE 10. Representatives of Chironomidae cf. Tanytarsus, specimen USNM 722523. Adult male. A, Habitus of the adult male and remnants of a water boatmen nymph (Corixidae). B, Hindtibial combs. C, Male genitalia (hypopygium), unmarked. D, Male genitalia (hypopygium), marked. E, Male genitalia (hypopygium), schematic drawing. Abbreviations: a8–a9, abdominal units (segments) eight and nine; an, antenna; ap, anal point (abdominal unit X remnants); gs, gonostylus; sv, superior volsella (lateral protrusion of gonocoxite).