Chironomidae Exuviae
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Chironomidae Exuviae
Key: Step 895. Orthocladiinae 306 Cricotopus

895a. If tergites II-V almost covered with points, then thoracic horn present.

Step 896. Orthocladiinae 307 Cricotopus

895b. Tergites II-V almost covered with points. Thoracic horn absent. (If exuviae about 6mm or more long, see Cricotopus (Isocladius) Pe5 (Page 912: Orthocladiinae 323 Cricotopus), as the thoracic horn in that species is frequently lost.)

Cricotopus iso-spec2
Decision path