Chironomidae Exuviae
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Chironomidae Exuviae
Key: Step 931. Orthocladiinae 342 Cricotopus

931a. Thorax nearly smooth, at most weakly rugose. Posterior transverse point band of tergite VI much shorter than on V and usually medially interrupted, the gap bridged by a few scattered points. Anal lobes narrowed posteriad. Thoracic horn small, smooth and rounded apically, or with a few granules at tip (089f.jpg).
089-2.jpg species overview

Cricotopus tremulus

931b. Thorax with some strong points near suture, often partly obscured by rugosity. Posterior transverse point band of tergite VI as long as that on V, not medially broken. Anal lobes broadly rounded. Thoracic horn larger, generally toothed apically.

Cricotopus nevadensis
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