54 CEPHALOLEIA. 



Thorax subquadrate ; lateral margin parallel, nearly straight, 

 slightly narrowed and rounded in front, produced beyond the 

 apical border, anterior angles obtuse ; surface distinctly punc- 

 tured, subconvex, central line obsoletely elevated ; on either side 

 are several shallow impressions ; lateral border reflexed, canahcu- 

 late ; briglit fulvous, a large apical spot and a smaller one at the 

 base, black. Scutellum smooth, impunctate. Elytra rather broader 

 than the base of the thorax, their sides nearly parallel, narrowly 

 margined ; apex obtusely rounded ; surface distinctly punctate- 

 striate, interstices towards the outer margin obsoletely elevated ; 

 a narrow marginal line just below the middle, and a longitudinal 

 ^•itta on the disc, abbre^^ated a short distance below the middle, 

 yellow. Beneath black ; legs yellow, knees and tarsi black. 



Male. Anal segment of abclomen (Tab. III. fig. 20) broadly 

 emarginate, its middle sinuate. 



Hah. Cayenne. 



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



21. Cephaloleia picta, n. sp. 



C. elongata, angustata, subdepressa, nigra, nitida ; antennarum basi, 

 thorace, elytrorimique margine vittaque subsuturali, pone medium 

 abbreviatii ct pauUo ante apicem ramulum ad marginem emittente, 

 pedibusque, fulvo-flavis. 



Mas. Abdominis segmento anah late emarginato, medio sinuato. 



Long. 2| hn. 



C. narrowly elongate, subdepressed, shining black. Head impressed 

 on the vertex with a small fovea ; face finely punctate ; antenna) 

 robust, fihfoi-m, their four basal joints fulvous ; first joint cla- 

 vate, slightly incrassate, longer than the second. Thorax ful- 

 vous yellow, transverse-quadrate ; lateral border subsinuate and 

 slightly narrowed behind, rounded in front, produced beyond the 

 apical margin ; above moderately convex fi'om side to side, lateral 

 border reflexed, canaHculate in front ; surface shining, deeply and 

 coarsely punctured, puncturing crowded on the sides, more remote 

 on the disc. Scutellum smooth, impunctate. Elytra broader than 

 the thorax, parallel, their margin narrowly dilated, the outer edge 

 indistinctly reflexed ; apex obtusely roimded, conjointly obso- 

 letely emarginate at the suture ; above subdepressed along the 

 back, moderately convex on the sides, the latter obsoletely sinuate 

 below the shoulders; each elytron with eleven rows of distinct 

 punctures, the first abbreviated, outer strite sulcate, their inter- 

 stices sUghtly elevated ; shining black ; the outer margin and a 

 broad subsutural \-itta, abbreviated below the middle and connected 

 with the lateral border by a short branch, which passes off just 

 before its apex, fulvous yellow. Pygidium obtuse. Beneath 

 black ; margin of abdomen piceous ; trophi and legs fulvoiis yel- 

 low, knees indistinctly stained with fuscous. 



