84 nOMALISPA. 



than lonp; ; sides mavjjincd. reflexed, straight and parallel behind, 

 i-()unded and narrowed in front, anterior angles produced ; apical 

 margin deeply sinuate on either side, its middle prodiiced into an 

 obtuse lobe ; above shining, convex, irregularly depressed on the 

 sides and base ; surface smooth and shining, nearly impunctate, a 

 few minute punctures towards the base, being visible only under 

 a deep lens. Scutellum smooth, impunctate. Elytra ovate, 

 broader than the thorax ; sides margined, minutely serrate towards 

 their apex ; above slightly convex, flattened along the sutui'e, 

 sides sinuate below the shoulder ; lateral margin narro'«'ly dilated, 

 its outer edge indistinctly reflexed in front, minutely serrate, ser- 

 ratures distant and nearly obsolete along the sides, crowded and 

 more distinct towards the apex ; surface smooth, each with eleven 

 rows of fine punctures, the first abbreviated, interstices impunc- 

 tate ; black, the entii'e limb, inner half of basal margin alone ex- 

 cepted, pale fulvous. Beneath fulvous ; anterior pair of legs longer 

 than the rest, their thighs incrassate. 



Hah. Peru. 



Collection of J. S. Baly. 



2. Hoinalispa apicalis, n. sp. 



//. ovata, depressa, nigra, nitida ; elytris flavis, apice nigro. 

 Long. 2^ lin. 



U. ovate, less depressed above than in the last species, shining- 

 black. Head smooth ; vertex with an obsciu'e fulvous stain ; 

 trophi fulvous. Thorax nearly twice as broad at the base as long ; 

 sides gradually rounded and narrowed towards the front ; outer 

 margin, together with the basal on either side near the posterior 

 angle, reflexed ; anterior angles produced, acute ; apical margin 

 deeply sinuate on either side, its middle convex ; surface smooth 

 and shining, impunctate, convex, obliquely deflexed on the sides, 

 the latter deeply excavated near their base. Scutellum smooth, 

 impunctate. Elytra ovate, broader than the thorax, their margin 

 reflexed, its outer edge minutely serrated, serratiu'cs distant in 

 front, gradually becoming closer towards the apex ; above sub- 

 depressed, convex on the sides, the latter sinuate below the 

 shoulders ; surface shining ; each with eleven rows of distinct 

 punctui'es, the fii'st abbreviated, interstices impunctate ; yellow, 

 their apex black. Beneath black ; anterior pair of thighs slightly 

 incrassate, obscure piceous at their base. 



Hah. Peru. 



Collection of J. S. Baly. 



3. Homalispa armata, n. sp. B.M. 



H. ovata, depressa, fulva, nitida ; elytris disco piceo-nigris ; thoracis 



apice utrinque dente obtuso armato. 

 Long. 2 2} lin. 



