1895. 



PROCEEDINGS OF THE NATIONAL MUSEUM. 697 



disk sparsely pubescent, densely and finely, rugosely panctate, witb 

 four black shining spots, one each side of basal lobe and two m front 

 of these on the middle of the disk; a transverse impression between 

 the posterior pair. Elytra sli-htly broader than thorax at base, sub- 

 i>aralU'l conjointlv rounded at apex, moderately convex, densely and 

 deei.lv, somewhat\-ugosely, punctate, eac^h punctnre bearing a scale- 

 like Imir : humeral angles acute but hardly prominent ; nmbones distinct. 

 Ventral surface glabrous, shining. 



X(ipe.—:so. 3(3, U.S.N.M. One example. Jombene Kange. Length, 



9 mm. 



DEROSPHiiERUS CARBONATUS, new species. 



Elono-ate, convex, entirely deep black, feebly shining, winged. An- 

 tenna" Shorter than head and thorax, strongly clavate, third .)uint one- 

 half longer than fourth, fourth and fifth subequal, a little longer than 

 wide, constricted at base, sixth wider, as broad as long; seventh to 

 tenth still wider, tiansverse, eleventh longer, rounded at apex; sixth 

 to eleventh forming a compressed, subserrate club. Head exserted, ver- 

 tical, densely, rugosely punctate; labium short, rufocihate; clypeus 

 expanded in front, truncate, separated from the front by a deep arcuate 

 oroove; canthus very wide; eyes narrow, reniform; ocular sulci very 

 Seep, bordering the eye in front and above and divergent posteriorly 

 on the sides of vertex. Thorax convex, densely, rugosely punctate, a 

 httle broader at base than at apex; sides rounded, finely margined; 

 base stronglv margined, bisinuate. Scutellum semioval, nearly smooth. 

 Elytra parallel, deeply punctatostriate ; intervals slightly convex, finely 

 reticulate, obsoletely punctulate. Ventral surface sparsely punctat^. 

 Prosternum broad, concave. Legs densely pnnctate, femora strongly 

 clavate, tarsi narrow, clothed beneath with coarse yellow hairs. 

 jype.-Xo. 37, U.S.N.M. One example, Tana Eiver. Length, 11 mm. 



ACHROSTUS CYLINDRICORNIS, new species. 



Elongate, parallel, ferruginous, shining. Antenna^ long reaching 

 beyond\unieri, cylindrical ; third Joint slightly longer than he fo^o^v- 

 iiig, fourth to seventh a little longer than broad, constricted at ba.c 

 eighth to eleventh cylindrical, opaque, eighth ^^^^''^''^'^f:?;;'^ 

 longer than broad, eleventh as long as ninth and tenth united, obi quely 

 obtuse at apex. Labrum short, ronnded, intnscate at apex U pe.^ 

 very large, convex, rounded at sides, broadly emarg.nate at apex, 

 de Ly Innctate, separated from the front by a shallow depi^ssio 

 Lnt a little broader than diameter of eye seen ^^^-^;^^;^^ 

 punctate; ocular sulci short. Thorax hardly broader than o>.g^ a ex 

 Iroadly lobed at middle; sides parallel, slightly angulate at ml lie 

 anterior angles rounded, posterior angles ^--^^^f^^^^^^:^ 

 bisinuate, finely margined; disk ^li^l'^'^ -^-^^' "'^^'tr^^^^ t<^ 

 rather strongly punctate, with four shallow Un-e=e. bcutellum broad, 



