Bruner : South Amf.rican Tetrigid/K. 121 



bh. Form more sloncier, the cariiuv of the middle femora dentato-lobate; apex 

 of the hind edge of the pronotum greatly lengthened beyond the tips of 

 the hind femora; the first joint of the hind tarsi slightly longer than the 

 others caudaliis Saussure. 



Micronotus quadriundula'us (Rodtenbacher). 



Teitix quadriiindulaltis Redtenbaciier, Proc. Zool. Soc. Lond., 1892, 208-209, 



pi. 16, fig. 10. 

 Micronotus quadrUindulalus Han'COCk, Tettig. N. Am., 1902, 98; Genera Insec- 

 torum, fasc. 48, 1906, 63. 



Habitat. — Islands of Grenada, Haiti, Trinidad, and St. Vincent, West 

 Indies, 



Micronotus hancocki sp. nov. 



About the same size and of the same general form as the preceding, from 

 which it differs chiefly in having the body smoother, and in having less 

 prominent and only three instead of four undulations in the median pro- 

 notal carina. 



Habitat. — This species, or form, comes from the island of Trinidad. 



Micronotus asperulus Bolivar. 



Teliix asperulus Bolivar, Ann. Soc. Ent. Bclg., XXXI, 1887, 260. 

 Micronotus asperulus Hancock, Genera Insectorum, fasc. 48, 1906, 63. 



Habitat. — Apiahy, Brazil. Not recognized among the material studied. 



Micronotus caudatus (Saussure). 



Tettix caudatus Saussure, Rev. et Mag. Zool., 1861, 31. 



Paratettix caudatus Bolivar, Ann. Soc. Ent. Belg., XXXI, 1887, 274-275. 



Micronotus caudatus Hancock, Genera Insectorum, fasc. 48, 1906, 63. 



Habitat. — This species appears to be rather widely distributed over 

 tropical South America, since it has been reported from the island of 

 Trinidad, the Guianas, various localities in Brazil, Paraguay, and Argen- 

 tina. 



Unless specimens in the Carnegie Museum that have been referred to 

 Allotettix and described as chapadcnsis are really the present form the 

 Smith collection does not contain any examples of M. caudatus. 



Genus Apotettix Hancock. 

 Apotettix Hancock, Tettig. N. Am., 1902, 99-100; Genera Insectorum, fasc. 48, 

 1906, 64. 



Representatives of the present genus occur in both North and South 

 America. The two belonging to the latter country are separated as 

 follows: 



