IV CONTENTS. 



Geuus 23. Melanoplus Continued. r&>. 



Rusticus series 2!H 



Borckii series 241 



Puer series 250 



Inormitns series 253 



Fasciatus series ; 258 



Alleni series 272 



Femur rubruin series 275 



Ciuereus series 291 



Angustipennis series 301 



Packard!! series 308 



Texanus series 317 



Plebej us series 325 



Collinus series 332 



Robustus series 349 



Bivittatns series 359 



Puuctulatus series 371 



Genus 24. Phoetaliotes 376 



Genus 25. Paroxya 380 



Genus 26. Poecilotettix 385 



Genus 27. Oedaleonotus 390 



Genus 28. Asemoplus 394 



Genus 29. Philocleon 396 



Genus 30. Aptenopedes 398 



Appendix 403 



1. List of heretofore-described species of North American Melanopli, with 



their present nomenclature 403 



2. Undetermined forms 405 



3. List of South American Melanopli 406 



Explanation of plates 407 



Index.. 413 



