288 Descriptive Catalogue [1896. 



Tetragonodeeus immaculatus, Laferte, 

 Eev. et Mag. Zool., 1853, p. 416. 



T. immaculatus, Bohem., Ees. Freg. Eugen., p. 8, No. 17. 



T. simiMcissiinus , Gerst., Beitr. z. Ins. Zanz., 1866, p. 17. 



Shape of the preceding species, but smaller; colour of the antennse, 

 head, and prothorax alike ; elytra shorter, less elongato-quadrate, 

 owing to their being a little ampliated in the outer sides ; the striae 

 are very narrow, the intervals plane, with a faint silky look, and 

 without yellow patches or bands. Length 4^-5 mm. ; width 3 mm. 



Recorded from the Cape by Boheman and De Chaudoir. 



Gen. TILIUS, Chaud., 

 Bull. d. Mosc, 1876, part ii., p. 71. 



Mentum without any median tooth ; ligula and paraglossae of 

 Tetragonoderus ; labrum short, sinuate at the apex ; prothorax 

 arcuate at the apex, with the sides rounded, the outer angle acute, 

 and the basal part obliquely truncate * ; elytra elongato-ovate, very 

 slightly obliquely truncate behind ; legs long ; the three basal joints 

 of the anterior tarsi of the male dilated and lamellate underneath ; 

 those of the intermediate pair not dilated ; claws not pectinate. 



Hah. The genus is represented in Egypt and Northern Bengal. 



TiLius SUBSERICEUS, Chaud., 

 Loc. cit., p. 73. 



Greenish bronze, feebly shining on the upper and lower parts ; 

 antennae, palpi, and legs black ; head smooth ; prothorax very finely 

 aciculated, arcuate in front and laterally, the transverse anterior 

 impression hardly visible, the median groove reaching from base to 

 apex ; elytra elongato-ovate, broader than the prothorax at the base, 

 and a little inflated from below the shoulders, plane, very slightly 

 striated, with the intervals plane and covered with a very short, 

 silky pubescence. Length 3|- mm. ; width If mm. 



Hab. Cape Colony (Worcester). 



Teibe OETHOGONIDES. 



Ligula horny ; paraglossae very much wider than the ligula, not 

 longer, and fused with it ; mentum without any median tooth ; 

 antennae filiform ; prothorax transversal, depressed ; elytra elongato- 

 quadrate, plane, subtruncate behind, with the pygidium projecting ; 

 legs moderately long ; femora thickened ; tibiae with several carinas ; 

 tarsi moderately long, triangular, squamigerous underneath, the 

 fourth joint of the anterior tarsi deeply lobate or hardly incised. 



* The shape of the prothorax is more that of Lioni/clius than of Tetragonoderus 

 or Cyclosomus. 



