220 ME. J. S. BALY ON THE COLOMBIAN 



apice soi'flide albidis, basi ])iceis; thorace quain longiori vix latiori, disco 

 excavato, distincte bifoveolato ; scutello piceo ; elytris Isevibus crebre 

 punctatis, utrisque annulo subbasali lineaque.arcuata pone medium, 

 nigro-cyaneis. Long. 3^ lin. 



Hah. Colombia. 



Head not longer than broad, triangular; antennae filiform, the 

 second joint short, the third one half longer than the second, the 

 fourth equal in length to the preceding two united. Thorax 

 scarcely broader than long ; sides parallel and slightly sinuate 

 from the base to beyond the middle, thence slightly converging to 

 the apex ; disk broadly excavated, distinctly bifoveolate. Elytra 

 narrowly oblong, moderately convex, smooth, closely punctured. 



15. DiABBOTiCA EiATSTNtrLABis, Rarolcl, Goleopt. Sefte, xiii. 

 p. 91. 



Sal. Colombia ; also Mexico and Guatemala. 



The third joint of the antenna is quite one half longer than 

 the second ; the aj)ical joint in the Colombian specimens is 

 scarcely darker than the preceding ones. The pale tibiae separate 

 this species from D. Haroldi. 



G. Elytra flavous or fulvous, with irregular black markings, 

 sometimes almost entirely flavous. 



16. DiABROTiCA TAESALis, Sarolcl, CoUopt. Hefte, xiii. 1875, 

 p. 92. 



Hah. Bogota {SteinheU) ; Magdalena Eiver : my collection. 



This species varies greatly in the pattern of its elytra ; iu 

 some specimens they are fulvous, with small irregular black 

 markings. 



H. Elytra green or yellowish green, immaculate, or with black, 

 piceo us, or flavous markings. 



17. DiABEOTiCA 10-PUNCTATA, Latr. Voy.Humh. ii. 1833, p. 21, 

 t. 89. fig. 9. 



Hah. Paine ; Fusagasuga ; La Luzula ; Eastern Colombia 

 {Winkler). Magdalena Eiver ; Bogota. 



18. DiABROTiCA PLACiuA. Ovata, postice paullo ampliata, flavo- 

 viridis ; scutello, capite, pectore pedibusque nigris, abdomine flavo ; 

 thorace subquadrato, laevi ; elytris tenuiter crebre punctatis. Long. 

 3 lin. 



Hah. Ubaque, La Pavos ; Eio Negro. 



