Bruner : South American Locusts. I2."> 



portion of hind femora below the outer disk mostly black; tibia? 

 annulated with fuscous; antennae infuscated, faintly annulate with 

 pallid; venter varied with pallid. 



Length of body, o 71 , 6.5 mm., 9, S mm.; of pronotum, o 71 , 9 mm., 

 9, 11 mm.; of hind femora, o 71 , 4.75 mm., 9, 5.65 mm. 



Habitat. — Puerto Suarez, Bolivia, one cf and one 9 taken during 

 \«>\ ember, 1908, to January, 1909, at an elevation of 150 meters above 

 sea-level by J. Steinbach. Types in Carnegie Museum, Pittsburgh. 



Genus Metrodora Bolivar. 



Metrodora Bolivar, Ann. Soc. Ent. Belg., XXXI, pp. 247, 248 (1887) — in part; 

 Hancock, Genera Ins., fasc. 48, p. 41 (1906); Bruner, Ann. Carnegie Mus., 

 VII, pp. 91, 109 (1910). 



3. Metrodora lutosa Bolivar? 



Metrodora lutosa Bolivar, Ann. Soc. Ent. Belg., XXXI, p. 248 (1887); Hancock, 

 Genera Ins., fasc. 48, p. 41 (1906). 



Habitat. — A single imperfect female specimen of the genus is 

 referred to Bolivar's species lutosa. It was taken at Rio de Janeiro 

 and bears the accession number 2966. 



Genus Allotettix Hancock. 



Allotettix Hancock, Ent. News, X, p. 276 (1899); Morse, Biol. Cent.-Amer., Or- 

 thopt., II, p. 12 (1900); Bruner, Ann. Carnegie Mus., VII, pp. 91, 114 (1910). 



4. Allotettix chapadensis Bruner. 

 Allotettix chapadensis Bruner, .Ann. Carnegie Mus., VII, p. 117 (1910). 



Habitat. — Puerto Suarez, Bolivia, at an elevation of 150 meters 

 above sea-level. A single specimen was collected during the month 

 of November, 1909, by J. Steinbach. 



5. Allotettix bolivianus sp. nov. 



Most nearly related to Allotettix cayennensis Bolivar and A. chapa- 

 densis Bruner, but differing from both of them in several respects, 

 as will be seen by a reference to the subjoined synoptical table and a 

 comparison of the descriptions of the three species. 



Body very coarsely rugose and strongly granulose; viewed laterally 

 the median carina of pronotum markedly undulate nearly to the tip 

 of the abdomen, viewed from above the disk between the shoulders 



