315 
ABKANSAS 
The percentages of individuals of the various species present in 
Arkansas, arranged according to crops infested, are stumnarized as follows: 
Corn Percent 
1. Schistocerca a, Americana— 75 
2. M. differentialis— 17 
3. Hippiscus ragosas 8 
4. Other ^ecies and nymphs-— 0 
Lespedeza 
1. Melanoplus mexicanus— 17 
2. M. femr^ruhnun- — — — — — 14 
3. M. differentialis — 13 
4. M. hispinosas- — 8 
5. Hippiscus rugous- — — 5 
6, 5 other species and nymphs- 43 
Soybeans 
1 . Melanoplus differentialis— 57 
2. M. femur- ruhrum^- 15 
3. M. mexicanus- — — — 15 
4. Schistocerca a, aj^ericana— 1 
5. l^nnphs .‘™ — — 12 
Alfalfa • Percent 
1. Melanoplus mexicanus — 39 
2. M. differentialis — 13 
3. Chortophaga viridifasciaita- 6 
4. M. femur-ruhrum 6 
5. Orphulella speciosa 3 
6. Schistocerca a. americana— 3 
7. Nymphs 30 
Grassland 
1. Melanoplus differentialis— 33 
2. M. femur-ruhrum — 17 
3. Oiphulella speciosa 17 
4. Canqpylacantha o. olivacea— 7 
5. M. mexicanus 3 
6. 2 other ^ecies and nymphs- 23 
Grand total 
1. Melanoplus differentialis — 27 
2. M, mexicanus 18 
3. M. femur-ruhrum — — 13 
4. Schistocerca a. americana— 6 
5. Orphulella speciosa — 4 
6. 5 other species and nymphs- 32 
