Chironomidae Exuviae: Dichotomous key: step 830: "Orthocladiinae 241 Bryophaenocladius"

Key: Step 830. Orthocladiinae 241 Bryophaenocladius

830a. 3 long precorneal setae; 2 long antepronotal setae (070k.jpg). Antepronotum unarmed. Thin walled elongate thoracic horn present.

Bryophaenocladius ictericus

830b. 2 long precorneal setae with or without a shorter 3rd seta; 2 long antepronotal setae. Antepronotum armed with small points. Thoracic horn absent.

Step 831. Orthocladiinae 242 Bryophaenocladius

Decision path