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Table 1, density of Trachyrhachys aspera, Opeia obsucra, and assemblage of grasshopper species in shortgrass prairie of Colorado

Geographic range of Trachyrhachys kiowa (Thomas)

Fig. 1, first instar: BL 4-4.3 mm, FL 2.3-2.5 mm, AS 9-11

Fig. 2, second instar: BL 4.9-5.9 mm, FL 3.1-3.4 mm, AS 12-13

Fig. 3, third instar:BL 5.8-7.9 mm, FL 3.6-4.5 mm, AS 14-15

Fig. 4, fourth instar: BL 7.6-12.1 mm, FL 4.7-6.5 mm, AS 16-18

Fig. 5, fifth instar: BL 11-16 mm, FL 7.8-9.4 mm, AS 20-21

Fig. 6, adult male: BL 15-18 mm, FL 9.4-11.5 mm, AS 21-23

Fig. 7, adult female: BL 17-24 mm, FL 12-14 mm, AS 21-22

Fig. 8, left hind femur of adult female showing fringe of hairs

Fig. 9, tegmen and hindwing of female

Fig. 9, pod and cluster of eggs in soil cell

Geographic range of Trimerotropis agrestis (McNeill)

Fig. 1, third instar

Fig. 2, fourth instar

Fig. 3, fifth instar

Fig. 4, adult male

Fig. 5, adult female

Fig. 6, inner view of leg

Fig. 7, forewing (tegmen) and hindwing

Geographic range of Trimerotropis pallidipennis (Burmeister)

Fig. 1, first instar: BL 4.6-6.8 mm, FL 2.7-3 mm, AS 12-13

Fig. 2, second instar: BL 6.7-8.1 mm, FL 3.6-3:9 mm, AS 14-15

Fig. 3, third instar: BL 9.2-10.8mm, FL5.4-5.8mm, AS 17-19

Fig. 4, fourth instar: BL 13.8-15.5 mm, FL 7.5-7.9 mm, AS 22-23

Fig. 5, fifth instar: BL 13.7-20 mm, FL 8.5-11.2 mm, AS 22-24

Fig. 6, adult male: BL 20.5-24 mm, FL 12-13.5 mm, AS 24-26

Fig. 7, adult female: BL 27-33 mm, FL 13.5-16 mm, AS 25-28

Fig. 8, spread wings of female

Fig. 9, inner face of female hindleg

Fig. 10, egg pod and opened egg pod showing eggs