Chironomidae Exuviae
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Chironomidae Exuviae
Key: Step 45. Tanypodinae 31 Thienemannimyia

45a. 2 lateral taeniae on segment I (013m.jpg). Thoracic horn weakly expanded apically, 3.5-5 times as long as broad (m=4.2, n=9) (013l.jpg). (4th lateral taenia of abdominal segments II-VI not smaller and narrower than the rest.)

Thienemannimyia northumbrica

45b. 3 or 5 lateral taeniae on segment I.

Step 46. Tanypodinae 32 Thienemannimyia
Decision path