Kwik-Key to Insect Orders
Select "A", "B" or "C" for your specimen:
A. The head capsule is complete, with well-developed cephalic lobes and prominent, mandibulate mouthparts.
B. The head capsule is reduced in size, often flat or pointed; mouthparts may be covered or concealed.
C. The head capsule is absent. It is difficult to tell anterior from posterior. Mouthparts are completely hidden.
Copyright 2018, John R. Meyer, North Carolina State University
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