Grasshoppers of Wyoming and the West
Entomology
Obscure Grasshopper
Opeia obscura (Thomas)
Fig. 1, First instar Body Length 5.3-5.8 mm, Femur Length 2.2-2.5 mm, Antennal Segments 13.
Fig. 2, Second instar BL 7.0-7.9 mm, FL 3.3-3.6 mm, AS 15-16.
Fig. 3, Third Instar BL 7.6-9.7 mm, FL 4-4.8 mm, AS 18-19.
Fig. 4, Fourth Instar Males: BL 8.2-11 mm, FL 4.4-6.1 mm, AS 21-22.
Females: BL 11.2-12.9 mm, FL 6.5-7 mm, AS 21.
Fig. 5, Fifth Instar Males: BL 11.5-12.2 mm, FL 6.5-7 mm, AS 22.
Females: BL 16-16.3 mm, FL 9 mm, AS 23.
Fig. 10, Opeia obscura egg pod and clutch of eggs removed from pod.
Nymphs of Next Species in Subfamily: Orphulella speciosa
