Chironomidae Exuviae
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Chironomidae Exuviae
Key: Step 66. Tanypodinae 52

66a. Abdominal armament of fine scale shagreen at least postero-laterally on middle tergites (017j.jpg). Thoracic horn swollen, rounded apically, with a small offset apical plastron plate (017g.jpg). Note Ta52.

Step 67. Tanypodinae 53 Ablabesmyia

66b. If abdominal armament of scale shagreen then thoracic horn with a conspicuous plastron plate. If thoracic horn swollen and with a small offset plastron plate, it is flattened apically.

Step 70. Tanypodinae 56
Decision path