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Grasshoppers of Wyoming and the West

Entomology

KEY TO WYOMING GRASSHOPPERS: Tetrigidae

Previous Step (2a)


3a Front of vertex, viewed from above, obtusely angulate; the median carina not projecting beyond sides; median carina of face, viewed in profile, slightly concave above base of antennae...

 
Dorsal view of head
Lateral view of head
  Dorsal view of head
Lateral view of head
Tetrix subulata (Linnaeus)

3b Front of vertex, viewed from above, convex or rounded; the median carina projecting as a small tooth beyond sides; median carina of face, viewed from the side, distintly concave above base of antennae...

 
  Dorsal view of head
Lateral view of head
  Dorsal view of head
Lateral view of head
Tetrix ornata (Say)

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