66 DEMOTISPA. 



apex rounded, conjointly oniarginatc at the suture; above slightly 

 convex, .sul)d(.'pressed along the suture ; sides sinuate below the 

 shoulders, dilated margin smooth, slightly reflexed ; each elytron 

 with eleven rows of fine pimctiu'es, less deeply impressed near the 

 sutui'e and towards the apex ; interstices, especially at the base, 

 very finely and irregularly strigosc. Apex of anal segment of ab- 

 domen truncate, indistinctly sinuate on either side. 



Hah. Bogota; Columbia. 



A single specimen in the collection of J. S. Baly. 



2. Deinotispa tibialis, n, sp. 



D. oblongo-ovata,subdepressa,flava,nitida; el}i;ris metallico-eseruleis ; 



antennarum articidis basahbus duobus (ca3teri desunt), oculis, 



femonim apiee, tibiis tarsisquc nigris. 

 Long, 2i hn. 



D. oblong-ovate, subdepressed above, shining yellow ; elytra bright 

 metallic blue ; two basal joints of antennte, eyes, apex of thighs, 

 tibiae and tarsi black. Head smooth ; eyes and two basal joints 

 of antennte black (the rest wanting). Thorax transverse, twice 

 as broad as long ; sides rounded, narrowly margined, narrowed at 

 their extreme base and towards the apex, anterior angles sub- 

 acute ; apical margin concavely excavated ; base sinuate on either 

 side, basal lobe rounded, its border reflexed; above moderately 

 convex, deeply excavated on the sides near their base, lateral 

 border reflexed ; sides impressed with iiTegular punctm-es, disc 

 nearly impimctate. Scutellum smooth, shining yellow, sides 

 black. Elytra rather broader than the base of the thorax, sub- 

 ovate, bright metallic blue ; sides slightly rounded, moderately di- 

 lated, more especially in fi'ont, their outer edge in fi'ont reflexed ; 

 apex regularly rounded, distinctly serrate ; above moderately con- 

 vex, subdepressed along the suture, iiTcgularly excavated at the 

 extreme base, sides sinuate below the shoulders ; each elytron 

 with eleven rows of distinct pimctures, the fij'st abbreviated ; striae 

 towards the outer border subsulcatc. Beneath fulvous yellow ; 

 apex of thighs, tibiae and tarsi black. 



Hah. Amazons. 



A single specimen, in the collection of J. S. Baly. 



3. Demotispa Grayella, n. sp. Tab. V. Fig. 8. 



D. oblonga, leniter convexa, flava, nitida ; antennis, oculis, pectore 



abdomineque nigiis ; elytris metaDico-casruleis. 

 Long. 2f hn. 



D. oblong, slightly convex, pale shining yellow; antennae, eyes, 

 breast and abdomen black ; elytra dark metallic blue. Head with 

 several indistinct impressions on the forehead ; antennae mode- 

 rately robust, half the length of the body, their first two joints 

 equal, the basal not incrassate, pale fulvous. Thorax transverse, 



