Key: Step 69. Tanypodinae 55 Ablabesmyia

69a. Anal lobes very rarely less than 2.4 times as long as broad (017l.jpg). Colouration of tergites without a longitudinal dark band at the lateral edge of the tergite (017k.jpg). (In heavily infuscated specimens there may be very faint indications of such lateral bands.)

Ablabesmyia monilis

69b. Anal lobes exceptionally above 2.3 times as long as broad (017h.jpg). Tergites with a longitudinal dark band laterally (017i.jpg). (In very pale exuviae these may be very faint, but always discernible.) 017-2.jpg species overview

Ablabesmyia longistyla
Decision path