BY THOMAS G. SLOANB. 243 



prosteruum with intercoxal part wide anteriorly, bisulcate between 

 coxie, non-sulcate on base; episterna smooth, hardly overhanging 

 anteriorly ; metasternal episterna short ; lateral cavities of 

 peduncle feebly developed, impunctate : anterior tibiae slender, 

 3-dentate; intermediate tibife narrow, external spur short, placed 

 at apex. Black, antennae and tarsi piceous red. 



^. Head rather large (2-7 x 3 mm.), convex, smooth, obsoletely 

 and widely transversely impressed behind facial carina?; sides 

 obliquely narrowed and widely sinuate before eyes : clypeus not 

 divided from front, declivous; median part wide, truncate; wings 

 narrow, impressed, strongly and obtusely advanced; facial im- 

 pressions strongly impressed, sinuate; facial carinte short, wide, 

 convex, not greatly raised; eyes prominent, strongly enclosed by 

 orbits on posterior part of lower side. Palpi filiform; labial with 

 penultimate joint not longer than terminal. Antennse filiform, 

 third joint not shorter than second. Prothorax neax'ly as long 

 as broad (4'5 x 4"6 mm.), widest a little behind middle, greatly 

 narrowed anteriorly (ant. width 3 5 mm.), roundly and deeply 

 declivous to base; sides oblique, hardly rounded; anterior margin 

 lightly emarginate; anterior angles rounded; posterior angles 

 rounded; border thick, hardly reflexed on sides, weaker behind 

 posterior angles, extending round anterior angles to neck; median 

 line linear, distinct; anterior line lightly but decidedly impressed; 

 latei'al basal impressions shallow, wide, distinct. Elytra oval 

 (lO'O X 5-5 mm.), convex; sides rounded; shoulders rounded, not 

 marked; striae simple, four inner ones strongly impressed towards 

 base, first entire, joining second at base, others hot reaching apex, 

 successively shorter, fourth not outturned at base, fifth inturned to 

 meet fourth at base, sixth and seventh obsolete; three inner 

 interstices lightly convex near base, sutural interstice of each 

 elytron separately convex on basal third, after that together form- 

 ing a lightly raised sutural ridge; lateral border narrowly reflexed, 

 reaching nearly to peduncle at base. Anterior femora thick, 

 hardly compressed, lower side rounded; tibite slender, apical 

 digitation long, narrow, curved, obtusely pointed, first external 

 tooth pronxinent, triangular, second obtuse, feebly developed, 



