Melanoplus sanguinipes

Five instar stages

Information provided by:  FIELD GUIDE TO COMMON WESTERN GRASSHOPPERS 

September 1998   R. E. Pfadt

Figures 1-5.  Appearance of the five nymphal instars of M. sanguinipes- their sizes, structures, and color patterns. Notice progressive development of the wing pads and the black spot at the base of metathoracic wing pad, especially evident in picture of second instar. The bottom two photos are of the adult male and female.

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Adult male

Adult female