Fig. 1, First instar Body Length 3.9-4.5 mm, Femur Length 2.5-2.7 mm, Antennal Segments 13.
Fig. 2, Second instar BL 5-6.4 mm, FL 3.2-4 mm, AS 15-17.
Fig. 3, Third Instar BL 7.2-10 mm, FL 4.6-6.9 mm, AS 20-21.
Fig. 4, Fourth Instar BL 10.5-13.5 mm, FL 6.9-8.6 mm, AS 21-23.
Fig. 5, Fifth Instar BL 13.5-18.6 mm, FL 9-11.5 mm, AS 23-25.
Fig. 10, Melanoplus angustipennis egg pod (froth section broken off and missing) and exposed eggs.
Nymphs of Next Species in Subfamily: Melanoplus bivittatus