264 JNIR. G. A. K. MARSHALL OX THE [Mai'. 20, 



ferruginous, witli the tai'.si fuscous ; tlie jmterior tibiie slightly 

 curved at the exti'eme apex. 



Type in the South African Museum. 



Transvaal : Leydenburg [T. Ayres). 



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



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



Head transverse, almost plane above, I'ugosely punctured and 

 with fine scaling ; forehead not impressed ; eyes slightly piominent. 

 Rostruiii longer than bi'oad, the basal mai-gin sharply angulate, 

 sides subparallel, geiue rounded and scarcely dilated ; upper 

 surface plane, i-ugosely punctured, tiicaiinate, the outer carinre 

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

 Anteniue moderate, piceous, with thin grey pubescence ; scape 

 compaiatively slender, subcompressed, only slightly curved about 

 middle and gradually thickened to apex ; funicle with the fii-st 

 and third joints subecpial. Prothorax moderately transverse, 

 siditruncate 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 gianules and with a faint ill-defined impression 

 on each side a little behind middle ; colour black, with line pale 

 scaling which is denser latei'ally and beneath. Elytra bi'oadly 

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

 liehind middle ; uppei' surface broadly depi'essed and very steeply 

 declivous posteriorly, Avith broad stria? containing I'ows of lai-ge 

 shallow punctures separated by small gi'anides, the intervals 

 rather narrow, slightly convex and strongly coriaceous ; coloui- 

 black or castaneous, with thin pale scaling dorsally and a bi'oad 

 unifoi-m lateiul band of denser scaling. Legs moderately long 

 and rather slender, piceous or castaneous, with fine pale pubescence, 

 the anterior tibite sti-aight. 



Type 5 in the British Museum. 



Transvaal. 



This species is foun<led on two females sent me by Dr. W. Horn. 

 It is nearly allied to marginatus Fahr., from Avhich, however, 

 it may at once be distinguished by the very difl'erently shaped 

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

 curved scape. 



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



Long. 104-12, lat. 5^-54 mm. 



liPMcl strongly transverse, piceous, with a few short pale seta*, 

 aciculate on vertex ; forehead finely plicate, without any central 

 impression oi- supra-ocular tubercle ; eyes prominent. JRostritm 

 quadrate, distinctly longer than broad, sides subpai-allel ; gen* not 

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

 upper surface impiessed, ti-icaiinate, the thi-ee carinse pai'allel, the 

 central one lower than the others, the punctuation shallow and 

 indefinite; colour black oi- piceous with a few short pale seta; 



