58 Mr. Joseph S. Baly on the 



more than one-half longer than the second, the fourth equal in 

 length to the preceding two united ; three lower joints fulvo- 

 flavous, the fourth to the ninth black (the two upper ones in the 

 single specimen before me broken off). Thorax nearly one-half 

 broader than long at the base ; sides sinuate from the base to the 

 middle, thence rounded and converging towards the apex, posterior 

 angles slightly produced, acute ; above convex, slightly flattened 

 on the disk, impressed on either side with a large shallow fovea. 

 Elytra oblong, very slightlj^ dilated i^osteriorly, their apices 

 regularly rounded ; above convex, rather closely punctured, plicate 

 below the humeral callus, subhumeral ridge distinct, extending 

 more than half-way between the middle of the elytron and its 

 apex, its hinder portion less strongly elevated. 



Spec. 102. Diahrotica atrilineata. 



Ent. Month. Mag., xxv., p. 252. 



Elongato-ovata, postice paullo ampliata, pallide flava, nitida, 

 pectore oculisque nigris, antennis nigro-piceis aut nigris, apice 

 flavo ; thorace bifoveolato ; elytris crebre punctatis, pallide flavis, 

 sutui'ffi basi, linea humerali, fere ad apicem extensa, pone medium 

 late interrupta, lineaque brevi discoidali, nigris. 



Long. 3 lin. 



Hah. Brazil, Eio Janeiro (Fr?/). Coll. Fry and Baly. 



Head not longer than broad, triangular, labrum stained at the 

 base with piceous ; clypeus with a well-defined longitudinal ridge ; 

 antennae filiform, moderately robust, the second joint short, the 

 third about one-half longer, the fourth slightly longer than the 

 preceding two united ; nigro-piceous or black, the three upper 

 joints flavous. Thorax nearly one-fourth broader than long; sides 

 parallel and slightly sinuate from the base to the middle, rounded 

 anteriorly and converging towards the apex, the hinder angles 

 slightly produced, subacute ; medial disk distinctly excavated, 

 impressed on either side with a large shallow fovea. Elytra 

 narrowly oblong-ovate, slightly dilated posteriorly, their apices 

 regularly rounded; above convex, rather coarsely and closely 

 punctured ; i^licate below the humeral callus, subhumeral costa 

 well-defined, extendmg to the middle of the elytron. 



Spec. 103. Diahrotica trifovcolata. 

 Subelongata aut elongata, postice paullo ampliata, modice con- 

 vexa, flava, nitida, pectore capiteque nigris, antennis nigro-piceis, 

 ad basin et ad apicem pallidis ; thorace rufo-testaceo, trifoveolato ; 



