Chironomidae Exuviae
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Chironomidae Exuviae
Key: Step 838. Orthocladiinae 249 Pseudosmittia

838a. Ventral conjunctival transverse point bands on IV/V-VII/VIII about half the preceding segment width or more, that on IV/V over three times the width of that on III/IV.

Pseudosmittia pe2

838b. Ventral conjunctival transverse point bands on IV/V-VII/VIII less than half the preceding segment width, that on IV/V less than 2.5 times the width of that on III/IV.

Pseudosmittia baueri
Decision path