494 Mr. W. L. Distant's Rhjnchotal Notes. 



area with a strong carination on each side of the central 

 one and parallel with it, the posterior process only slightly 

 elevated above the scutellum, moderately slender and im- 

 pinging on the tegmina, the apex subacute, and reaching or 

 passing the posterior angle of the inner tegminal margin ; 

 legs moderately robust but not dilated ; tegmina with four 

 apical and two discoidal cellular areas. 



This genus is to be recognized by the tricarinate surface of 

 the anterior disk of the pronotum combined with its unarmed 

 lateral angles. 



Tiberianvs typicus, sp. n. 



Pronotum testaceous, its disk and the posterior process 

 more or less piceous ; face testaceous, thickly, finely, palely 

 pilose ; legs and abdomen beneath testaceous, the sternum 

 more piceous; tegmina subhyaline, wrinkled, the base nar- 

 rowly testaceous or piceous, the costal margin testaceous, the 

 venation pale fuscous ; pronotum finely pilose and punctate, 

 the pronotal ridges very prominent; other structural cha- 

 racters as in generic diagnosis. 



Long. 4 mm.; breadth lat. pronot. angl. 2^ mm. 



Hab. S.E. Rhodesia ; Umtali, 3700 ft. (G. A. K. Mar- 

 shall) . 



Tiberianus bulbac us, sp. n. 



Head, pronotum, and legs fuscous-brown ; tarsi ochra- 

 ceous ; tegmina subhyaline, wrinkled, the base fuscous- 

 brown margined outwardly with an obscure pale ochraceous 

 macular fascia, costal area more or less shaded with fuscous- 

 brown, the venation concolorous, very obscurely and finely 

 speckled with fuscous-brown ; pronotum thickly punctate, 

 very obscurely pilose, centrally, longitudinally, moderately, 

 percurrently carinate, the discal area tricarinate, the lateral 

 carinations parallel to the central one, the lateral angles 

 subprominent, the posterior process tricarinate, its apex sub- 

 acute and distinctly passing the posterior angle of the inner 

 tegminal margin. 



Long. 5 mm.; breadth lat. pronot. angl. 1\ mm. 



Bab. Cape Colony ; Stellenbosch (G. A. K. Marshall). 



Demanga deflectens, sp. n. 



Head, pronotum, and scutellum shining black ; face more 

 or less and base of scutellum thickly ochraceously pilose ; 

 legs black ; lateral areas of sternum ochraceously pilose ; 



