Chironomidae Exuviae
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Chironomidae Exuviae
Key: Step 728. Orthocladiinae 140 Lapposmittia

728a. Anal macrosetae over half the length of the anal lobes (055i.jpg). Lateral setae of posterior segments long, the longest on VIII about as long as the segment. (Thoracic horn broad, tapering to apex which has a dense group of small points (055h.jpg).)
055-2.jpg species overview

Lapposmittia parvibarba

728b. Anal macrosetae and lateral setae of abdominal segments smaller or absent.

Step 729. Orthocladiinae 141
Decision path