Chironomidae Exuviae
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Chironomidae Exuviae
Key: Step 873. Orthocladiinae 284 Orthocladius

873a. Points of posterior transverse band of tergite III obviously smaller than those of the median and apical bands (078i.jpg). Thoracic horn broad and contracted strongly in its apical half, with small teeth (078h.jpg). Anal lobes without apical teeth, but a lateral fringe may be weakly developed.

Orthocladius wetterensis

873b. Points of the posterior transverse band of tergite III not obviously smaller than those of both the median and the apical bands. Thoracic horn differently shaped.

Step 874. Orthocladiinae 285 Orthocladius
Decision path