- 253 
SOUTH DAKOTA 
Tho percentages of individuals of the various species present in 
South Dakota, arranged according to crops infested, arc summari zed as follows; 
Plains grassland Percent 
1. Ageneotettix deorum 20 
2. Aulocara elliotti 18 
3. Melanoplus mexicanus 15 
4. M. packardii 5 
5. Amphitornus coloradus 5 
6. 37 other species 37 
%mphs - 14 
Idle land 
1. Melanoplus mexicanus 61 
2. M, bivittatus 8 
3. M. packardii 7 
4. Aeoloplus t, turnbullii 3 
5. Ageneotettix deorum 2 
6. 20 other species 19 
%mphs - 11 
Legumes 
1 . 
Melanoplus mexicanus 
37 
2. 
M, bivittatus 
11 
3. 
M. femur- rub rum 
8 
4 
• 
M. diff ercntialis 
3 
5. 
Ageneotettix deorum 
3 
6. 
13 other species 
38 
Ifymphs - 32 
Irrigation ditches 
1 . 
Melanoplus bivittatus 
24 
2. 
M. mexicanus 
22 
3. 
Aulocara. elliotti 
11 
4. 
M . f emur- rub rum 
7 
5. 
Hcsperotcttix spcciosus 
4 
6 . 
13 other species 
32 
%mphs - 13 
Small grain Percent 
1. Melanoplus mexicanus 61 
2. M. bivittatus 7 
3. Aulocara elliotti 6 
4. M. packardii 5 
5. Ageneotettix deorum 3 
6. 28 other species 18 
%mphs - 7 
Weedy roadside 
1. Melanoplus mexicanus 37 
2. M. bivittatus 13 
3. M. packardii 8 
4. Aulocara elliotti 5 
5 1 Mermiria maculipfcnni s 
, macclungi 5 
6, 23 other species 32 
Nymphs - 12 
Corn 
1. 
Melanoplus bivittatus 
31 
2. 
M. mexicanus 
27 
3. 
M. diff ercntialis 
16 
4. 
packardii 
5 
5. 
M . f emur- rub rum 
1 
6. 
19 other species 
20 
Hynphs - 12 
Grand total 
1. 
Melanoplus mexicanus 
40 
2. 
M. bivittatus 
Q 
J 
3. 
Aulocara elliotti 
8 
4. 
Ageneotettix deorum 
8 
5. 
M. packer di i 
4 
6. 
42 other species 
31 
Nymphs - 13 
