304 IfKPOUT OF STAT I'] (iKOKOOIST. 



EXPLANATION OF PLATES I AND II 



PLATE I. 



Fig. 1. HcKpcrotdtix pralentiis Scudder. 



2. Mdanoplns acudderi (Uliler). 



3. MrhiiKijihi.^ n'ridijifs (Walsh). 



4. Melanoplm ohovatipemm (Bl.). 



5. MelanopJm gracilis (Brun. ). 



6. M('Jan<)}>lus iiwrsei Bl. 



7. MeJanoplm fasri(itii.'< (Walker). 



8. MeJanopUix hlntchlciii Scudd. 



9. Melanoplm atlanis (Riley). 



10. Melannpluii impmdicm^ Scudder. 



PLATE n. 



Fig. 11. Mi'liiiiopJux fi'in^ir-vuhniin (DeG.). 



12. MfhtiKipIni^ e.iircinitx (Walker). 



13. Mclunophm an(justipt'n)tix (Dodge). 



14. Melunoplus minor (Scudder"). 



15. M(iano}dn.^ Iiiridu.^ (Dodge). 



16. McUnuiiiluii (fiffcrctttidlix (Uhler). 



17. MrldtiDjihi.f hir/tliiliis (Say). 



18. Mclanoplns 2>un<'lid(itH>^ (Uhler). 



19. Plurtal iutt'n nrhnixrrnKis (Thorn.). 



20. Pdro.njd huuaieri (BL). 



