Grasshoppers of Wyoming and the West

Entomology

Striped Grasshopper

Amphitornus coloradus (Thomas)

Fig. 1, First instar Body Length 5.1-7.2 mm, Femur Length 2.9-3.3 mm, Antennal Segments 13-14.

Fig. 2, Second instar BL 8.2-9.4 mm, FL 4.2-4.6 mm, AS 14-17.

Fig. 3, Third Instar BL 9.7-10.0 mm, FL 5.9-6 mm, AS 20.

Fig. 4, Fourth Instar BL 12.3-13.6 mm, FL 7.3-7.7 mm, AS 22.

Fig. 5, Fifth Instar BL 15.3-16.4 mm, FL 8.9-10.0 mm, AS 23.

Fig. 9, Dorsal view of head and pronotum of third instar nymph.

Fig. 10, Amphitornus coloradus egg pod attached to grass stem and an opened pod showing two eggs in situs.

Top of the Fact Sheet

Identification

Adults of A. coloradus

Nymphs of Next Species in Subfamily: Aulocara elliotti

Nymphs of Previous Species in Subfamily: Ageneotettix deorum

List of Species Fact Sheets

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