Grasshoppers of Wyoming and the West

Entomology

Key to the Subfamily Oedipodinae

Previous Step (B')

C Distinct bands absent from tegmina; median carina strongly elevated, but incision of median carina weak; wings yellow basally, smoky distally; eastern Colorado; adults present in early spring.

Pronotum
Chortophaga viridifasciata (DeGeer)

[Psoloessa, Aulocara, and Stenobothrus will key to this point, if the face is determined to be vertical. Psoloessa spp. are small, Chortophaga is medium sized; hind tibiae are bright blue in Aulocara, but grey-brown in Chortophaga; Stenobothrus is small to medium sized with orange-brown hind tibia; all the Gomphocerinae that key to this point have colorless wings;
see subfamily Gomphocerinae.]

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C' Distinct bands present on tegmina (distal portion may be mottled); median carina slightly elevated, but incision of median carina pronounced.
 

Like These

[Phlibostroma may key to this point, if the face is determined to be vertical; the wings of Phlibostroma are colorless; wings of Encoptolophus are smoky distally.]

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D Median carina pronounced on metozona; generally dark colored; pronounced bands on tegmina; widespread and common, late summer and fall.
 

Encoptolophus sordidus (Burmeister)

Pronotum	Tegmen

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D' Median carina reduced on metazona; generally dark colored; weak bands on tegmina; uncommon.

Pronotum
Encoptolophus subgracilis Caudell

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