52 M. L, Peringuey s Third Contribution [March 30 ? . 



Gen. Dichtrethtjs. Haag-Rut. 



245. D. ang-tjstipennis. spec. nov. 



Rujb-niger, sub-nitidus ; capite prothoraceque profunde punctatis, 

 hoc angusto, convexo, parte postica disci elevata ; elytris punctatis, 

 punctis brevissime setigeris, costis quatuor obsoletis in singulo flexuosis, 

 dorso sub-deplanato margineque laterali acuta. 



Long. 19, lat. 9\ mm . 



Reddish-black, moderately shining, with the head and prothorax 

 covered with narrow, confluent foveae, the latter convex with the 

 postical half part of the disk much compressed and raised ; elytra 

 sub-parallel and declivous behind, nearly plane on the back with a very 

 acute, much-raised lateral margin stopping short of the apex, finely 

 punctured with the punctures briefly squamoso-pilose, and four 

 sinuated, nearly obsolete, ridges beginning at a short distance from the 

 suture ; legs briefly villose. 



Male with a velvety oblong patch on the second basal segment of 

 the abdomen. y 



Gen. Psammodes. Kirby. 



246. P. Pierreti. Amyot. 



Recorded from the Zambeze and Limpopo Rivers. 



247. P. scabricollis. Gerst. 



„ from Northern Transvaal, Delagoa Bay, Damaraland. 



248. P. pachysoma. spec. nov. 



Niger, aterrimus, glaber ; capite postice plicatulo ; prothorace 

 transverso, convexo, medio brevissime, lateraliter latius punctato ; 

 elytris ovalibus, in medio prothorace dimidio latioribus, convexissimis 

 apiceque rotundatis, levigatis. 



Long. 36-40, lat. 20-24 mm . 



Mas. : abdominis segmentis basalibus tribus late sericeo-plagosis. 



Black, very shining and hairless ; anterior part of the head above 

 the epistome deeply punctured, upper part finely plicated longitudi- 

 nally ; prothorax one half broader than long, very convex, with the 

 outer margins acute and slightly crenated in the anterior part, very 

 faintly punctulated in the disk, the punctures deeper on the outer 

 sides ; elytra twice as broad in the middle of the disk as the pro- 



