FAM. MEMBRACIDiE 97 



Geographical distribution : This is a strictly South American genus so far as present records 

 indicate. The described species are as foUows : 



1. acacite Berg, Ann. Soc. Cien. Arg. XVI : 290 (i8S3). Argentina, Uruguay. 



2. alala Fairmaire, Rev. Memb. 317. 16 (1846). Brazil. 



3. apicalis Germar, Rev. Silb. III : 236. 10 (i835). Brazil. 



4. auriculata Stal, Bid. Memb. Kan. 254. 8 (1869). Brazil. 



5. bimaculata Fairmaire, Rev. Memb. 3i5. 9 (1846). Brazil. 



6. brunniventris Fairmaire, Rev. Memb. 3 16. 12 (1846). Brazil. 



7. chiUnsis Spinola, Gay Hist. Chile VII : 270. i (i852). Chile. 

 8 flava Fairmaire, Rev. Memb. 314. 6 (1846). — Pl, 5, fig. 54. Brazil. 



9. flavotnarginata Fairmaire, Rev. Memh. 3i5. 10 (1846). Brazil, Argentina. 



10. frusiratoria Berg, Ann. Soc. Cien. Arg. XVI : 296 (i883). Argentina; 



11. laticornis Stal, Bid. Memb. Kan. 253. 6 (1869). Brazil. 



12. longicornis Fairmaire, Rev. Memb. 3i5. 17 (1846). Brazil. 



i3. xanthographa Germar, Rev. Silb. III : 2^7. i3 (i835). Brazil, Argentina. 



GENERA OF TRIBE HETERONOTINI GODING 



I. Corium with two discoidal cells Heteronotus Laporte. 



1 1 . Corium with one discoidal cell 



A. Pronotum with one or more lateral ridges Heliodore Stal. 



B. Pronotum without lateral ridges 



1. Head subquadrate, wider than high. . ■ Omolon Walker. 



2. Head triangular Anchistrotus Buckton. 



64. GENUS HETERONOTUS LAPORTE 



Heteronotus Laporte, Ann. Ent. Soc. France I ; 95 (i832). 

 Heniconotus Stal, Hem. Fabr II : 36 (1869). 



Characters : Large, gaudily-colored insects with long, narrow bodies characterized by the very 

 nodulate and spinose pronotum. They are among the most bizarre of all of the Membracidae. Head 

 quadrate, much wider than high, usually smooth and without pubescence; base straight or weakly 

 sinuate; eyes extremely large, globular and protruding; oceili large, glassy, very much nearer to each 

 other than to the eyes and situated below a line drawn through centers of eyes; inferior margins of 

 genae sloping and strongly sinuate; clypeus trilobed, extending for half its length below inferior 

 margins of genae. Pronotum usually bright colored, bearing swollen nodes and decorated with many 

 spines; apex of posterior process usually globular and spinose. Tegmina hyaline, very long, extending 

 far beyond both the abdomen and the posterior process; five apical and two discoidal cells. Legs 

 simple; hind tarsi longest. 



Type spinosus Laporte. 



Geographical distribution : A large genus, widely distributed throughout South and Central 

 America and Mexico, with tlie largest niimber of species reported from Brazil. 



I. abbreviatus Fairmaire. Rev. Memb. 5oo. 5 (1846). Brazil. 



