412 PROCEEDINGS OF THE NATIONAL MUSEUM. VOL.XX. 



Fit;. 3. Melanoplus gracilis. Dallas County, Jowa. 



1. Melanoplus inops. Florida (L. Bruner). 



5. Melanoplus marginatus. Southern California. From a type specimen. 



6. Melanoplus paroxyoides. Key West, Florida. 



7. Melanoplus alpinus. Henry Lake, Idaho (U.S.N.M.). The central figure 



represents the posterior view of the subgenital plate. 



8. Melanoplus infantilis. South Park, Colorado. From a type specimen. 



9. Melanoplus minor. Crawford County, Iowa. 



10. Melanoplus confusus. Munson's Hill [Kentucky ?] (Mus. Comp. Zool.). 



PLATE XXIII. 



FIG. 1. Melanoplus keeleri. North Carolina. From a type specimen of Melanoplus 

 tenebrosus. 



2. Melanoplus deletor. Georgia. 



3. Melanoplus differ entialis. Agua Calieute, California. 



4. Melanoplus differentialis. Pueblo, Colorado. 



5. Melanoplus robustus. Dallas, Texas. From a type specimen. 



6. Melanoplus collinus. Provincetown, Massachusetts. 



7. Melanoplus lUridus. Nebraska. 



PLATE XXIV. 



FIG. 1. Melanoplus viola. Illinois. From a type specimen. 



2. Melanoplus clypeatus. Georgia. From a type specimen. 



3. Melanoplus furcatus. Jacksonville, Florida (L. Bruner). 



4. Melanoplus femoratus. Massachusetts. 



5. Melanoplus bivittatus. Dallas, Texas. 



PLATE XXV. 



FIG 1. Melanoplus thomasi. Lerdo, Mexico (L. Bruner). From a type specimen. 



2. Melanoplus yarrowii. Grand Junction, Colorado (C. P. Gillette). 



3. Melanoplus olivaceus. Los Angeles, California (L. Bruner). From a type 



specimenT 



4. Melanoplus punctulatus. Ellenville, New York. 



5. Melanoplus arborens. Dallas, Texas. 



6. Phoetaliotes nebrascensis nebrascensis. Dallas, Texas. 



7. Phoetaliotes nebrascensis volucris. Dallas, Texas. 



8. Paroxya atlantica. San ford, Florida. 



9. Paroxya hoosieri. Indiana. 



10. Paroxya floridana. Fort Eeed, Florida. 



PLATE XXVI. 



FIG. !. Poecilotettix picticornis. Arizona (L. Bruner). 



'. Poecilotettix sanguineus. Bradshaw Mountain, Arizona (L. Bruner.) 

 3. Poecilotettix coccinatus. Los Angeles, California (U.S.N.M.). 

 i. Oedaleonotus enigma jucundus. Agua Caliente, California. From a type 

 specimen of Pezotettix jucundus. 



5. Oedaleonotus enigma enigma. Santa Barbara, California. From a type speci- 



men of Pezoteltix enigma. 



6. Oedaleonotus enigma collaris. Tipton, California. From a type specimen of 



Melanoplus collaris. 



7. Asemoplus montanus. Montana. 



8. Philocleon nigrovittatus. Comancho, Mexico (L. Bruner). 



9. Philocleon nigrovittatus. Mexico. From a type specimen, the drawing 



obtained through Doctor Aurivillius. (Mus. Stockh.) 



10. Aptenopedes sphenarioides . Fort Reed, Florida. From a type specimen. 



11. Aptenopedes rufovittata. Fort Reed, Florida. From a type specimen. 



12. Aptenopedes aptera. Jacksonville, Florida. (U.S.N.M.) 



