Chironomidae Exuviae
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Chironomidae Exuviae
Key: Step 63. Tanypodinae 49 Conchapelopia

63a. Plastron plate surrounded by an obvious clear rim; horn atrium narrow until close with its connection to the plastron plate (016f.jpg).

Conchapelopia pallidula

63b. If a rim is present it is difficult to distinguish all the way around the plastron plate; atrium also vague, widening long before its connection to the plastron plate (e.g. 015g.jpg).

Step 64. Tanypodinae 50 Conchapelopia
Decision path