Grasshoppers of Wyoming and the West
Entomology
Slantfaced Pasture Grasshopper
Orphulella speciosa (Scudder)
Fig. 1, First instar Body Length 4.3-4.8 mm, Femur Length 2.2-2.4 mm, Antennal Segments 11.
Fig. 2, Second instar BL 5.8-6.2 mm, FL 3-3.1 mm, AS 14-15.
Fig. 3, Third Instar BL 8.7-9 mm, FL 5.7-6.2 mm, AS 17-18.
Fig. 4, Fourth Instar BL 9.3-12.5 mm, FL 5.4-7.9 mm, AS 18-20.
Fig. 5, Fifth Instar BL 9.9-14 mm, FL 7.5-9.4 mm, AS 19-22.
Fig. 9, Orphulella speciosa egg pod and broken pod to show eggs.
Nymphs of Next Species in Subfamily: Phlibostroma quadrimaculatum
Contact Us
Ecosystem Science and Management
College of Agriculture, Life Sciences & Natural Resources
- 1000 E. University Ave
- Laramie, WY 82071
- Dept. 3354
- Email: sschell@uwyo.edu
- Phone: (307) 766-2508
The University of Wyoming has earned its Research Level 1 (R1) status from the Carnegie Classification of Institutions of Higher Education, placing Wyoming's only four-year university with the top research universities in the United States.





