Glossary of Terms
clypeus | The part of the face of dragonflies above labrum. |
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frons | The topmost portion of the face of dragonflies. |
labrum | The upper 'lip' of dragonflies. |
obelisk posture | A handstand-like position that some dragonflies and damselflies assume to prevent overheating on sunny days. |
ocelli | The simple eyes. Dragonflies have three ocelli between the compound eyes. |
pterostigma | A thickened or colored cell of the wing, which studies show helps stabilize the wing during flight. |