334 - 
G0LcaAl)6 ; ^ ' ■ 
The percentages of individuals of the variou^ 'species present in Colorado, 
arraxiged according to the common habi.tats, are summarized as follows: 
River bottom plains Percent 
1, Melanoplus femur-rubrum 16 1. 
2, Melanoplus mexicanus^ — — 11 • 2, 
3, Melanoplus differential! s 7 3, 
4* Melanoplus lakinus— 7 -4, 
5, Hesperotettix speciosus 6 5, 
6, 34 other spp^ and iundet, — ; 48 6, 
7, Rymphs 5 7* 
Range. 5.000 to 7.000 feet 
Range land 1 - ibelov 5.000 fe6t ; Percent 
Melanoplus inexicanus- ; — 25 
■ Melhnbplus ;b,; bowdiTtchi---^ -r — 7 
Melanoplus “f. foe^dus-^ — ^ — 7 
. Trachy.rhachisk, kiowa — 5 
Ageneotettix deorum — — 5 
37 pther spp, and undet.- 50 
Cron. 5.000 to 7.000 feet 
1 . 
2 . 
3. 
4. 
5. 
6 . 
7. 
8 . 
1 . 
2 , 
3. 
4. 
5. 
6 . 
7. 
1 . 
2 . 
3. 
4. 
5. 
6 . 
7. 
1 . 
2 , 
3. 
4. 
5. 
6 . 
Melanbplus mexicaiius — 4— ^ 33' 
Ageneotettix deorum- 16 
Melanoplus packardii 10 
Hesperotettix viridis 8 
Drepanopterna- femoratum 4 
Orphulella p. pelidha-— • 4- 
32 other species 22 
Nymphs 3 
1, Melanoplus mexicanus7 36 
2» Melanoplus phc.lrardii- ll 
3, Melanoplus a, angustipennis 11 
4, Aeoloplus tuin'bullii 10 
5, Melanoplus foedus foedus- 6 
6, ; 17- other' sped e Sr— : — 23 
7, Nymphs^ ^ * — 3 
Range.- 7.000- to .9.000 feet 
35 -1, Camnula pellucida 36 
20 2, Melanoplus mexicanus ^ 16 
7 '3, Chortippus longicornis 6 
, 7 ’ 4i Melanoplus* infantilis ^ 6 
2 5, Melanoplus dawsoni 3 
17 6, Melanoplus f em\ir-rubrum 3 
-12 7, 25 other species and undet, : — - 20 
;8,' Nymphs | — * — f : 10 
Range. 9.000 to 11.000 feet- ■ Range. 11.000 to 14.000 feet 
Melanoplus mexicanus--. 22 • 1^ Melanoplus mexicanus 62 
Camnula pellucida— p-. lO .2, Aeropedellus diavatus 24 
Hesperotettix viridis ; — ■ — — 9 -3l Melanoplus occidentalis 5 
Melanoplus angustipennis^ — — -r-' 7 - - 4, ' Melanoplus dodgei- 3 
Aeropedellus claVatus : 7 5, ' Melanoplus packardii 1 
13 other species* — — r — -- 30; 6, 6 other species : 3 
Nymphs- , — — 1^ 7, Nymphs > 2 
Dry- land grain ; ; ‘ Irrigated grain 
Melanoplus mexicanus----^ — ^^- 63 
Aeoloplus turnbullii bruneri-r 7 
Melanoplus packardii--i--r-r----, 7 
Melanoplus f , f oedus-t^.f””-- — 8 
Melanoplus a. angustlp>hnisr — ,3 
14 other species-^r-d--7—t— ■' 14^ 
1. Melanoplus mexicanus 43 
2, Melanoplus bivittatus — ; 9 j 
3, Melanoplus differential! s- 7 
4. Melanoplus f, foedus 7 
.. 5-, =.! Melanoplus f emtu:-rubrum 6 i 
6, Melanoplus paclcardii 6 
7, ^ _ 14 other ^ecie&r--- 22 
Crou. 7.000 to 9.000 feet 
Melanoplus mexicanus 
Camnula pellucida 
Me lanoplus ■ f em\ir-rubrum-r — 
Melanoplus inf a'nti li 
Trimerotropis campestris 
10 other species 
Nymphs : — r — 
