264 ME. G. A. K. MARSHALL ON THE [Mar. 20, 



feri'uginous, with the tarsi fuscous ; the anterior tibiae slightly 

 curved at the extrenie apex. 



Type in the South African Museum. 



Teansvaal : Leydenhurg [T. Ayres). 



26. SciOBius viDUUS, sp. nov. (Plate XIX. fig. 1.) 



Long. 8I-, lat. 4|-4-| mm. 



Head transverse, almost plane above, rugosely punctured a,nd 

 with fine scaling ; forehead not impressed ; eyes slightly pi'ominent. 

 Rostrum longei- than broad, the basa,l mai'gin shai-ply angulate, 

 sides subparallel, genfe rounded and scarcely dilated ; upper 

 surface plane, rugosely punctured, tricarinate, the outer carinte 

 straight and parallel to near apex, then gently divei-ging. 

 A7itennce moderate, piceous, with thin grey pubescence ; scape 

 compai'atively slendei', subcompressed, only slightly cui-ved about 

 middle and gradually thickened to apex ; funicle Avith the first 

 and third joints subequal. Prothorax modei-ately transverse, 

 subtruncate at base, apex distinctly narrower and faintly sinuate, 

 sides scarcely rounded, broadest at base and gradually narrowing 

 to apex ; upper surface slightly convex, moderately closely set 

 with distinct low granules and with a faint ill-defined impression 

 on each side a little behind middle ; colour black, Avith fine pale 

 scaling which is denser laterally and beneath. Elytra broadly 

 subpyrifoi'm, slightly sinuate at base, sides rounded, broadest well 

 behind middle ; upper surface broadly depressed and very steeply 

 declivous posteriorly, with broad stri?e containing roAvs of large 

 shallow punctures separated by small granules, the intervals 

 rather narroAv, slightly convex and strongly coriaceous ; colour 

 black or castaneous, with thin pale scaling doi'sally and a broad 

 uniform lateral band of denser scaling. Legs moderately long 

 and rathei- slender, piceous oi- castaneous, Avith fine pale pubescence, 

 the antex-ior tibiee straight. 



Type 5 in the British Museum. 



Transvaal. 



This sj)ecies is founded on two females sent me by Dr. W . Horn. 

 It is nearly allied to marginatu^s Fahr., fi'om Avhich, however, 

 it may at once be distinguished by the very difierently shaped 

 elytra, the more coarsely punctured strife, and the much less 

 curved scape. 



27. SciOBius PONDo, sp. nov. (Plate XIX. fig. 3.) 



Long'. 10|-12, lat. 5i-54 mm. 



Ilead strongly transverse, piceous, Avith a fcAv shoi"t pale setae, 

 aciculate on vertex ; forehead finely plicate, Avithout any central 

 impression or supra-ocular tubercle ; eyes prominent. Rostrmn 

 quadrate, distinctly longei- than broad, sides subparallel ; gense not 

 dilated, bluntly rectangular at apex, similar in the uavo sexes ; 

 upper surface impressed, tricarinate, the three carinee parallel, the 

 central one lower than the others, the punctuation shalloAV and 

 indefinite ; colour black or piceous Avith a few short pale setse 



