662 Transactions South African Philosophical Society, [vol. xii. 



and much rounded laterally ; legs piceous or piceous-red, anterior 

 tibiae bi-dentate, posterior normal. 



Length 6-6^ mm. ; width 4-4^ nun. 



Hah. Cape Colony (Cape Town, Stellenbosch, Paarl, ^Yorcester, 

 Port Elizabeth). 



The examples with fuscous elytra have only been found, to my 

 knowledge, in the Hex Eiver Valley of the Worcester District. 



Khoina PLUMii'ES, n. spec. 



Black, with the elytra livid brown ; prothorax with the anterior 

 and posterior margins having a narrow band of orange-yellow scales, 

 suture of the elytra with a similar band reaching from the median 

 part to the apex, propygidium and pygidium clothed with yellow 

 scales ; abdomen with appressed, squamiform white hairs, pectus 

 briefly villose ; clypeus bluntly ogival and very declivous, hollowed, 

 smooth in the anterior part ; head deeply punctured and villose ; 

 prothorax also punctured and clothed with black, villose hairs ; 

 scutellum not scaly ; elytra very elongated and much attenuated 

 laterally from the humeral part to the apex, deeply punctured and 

 having some seriate black bristly hairs a little longer along the 

 suture ; legs piceous, anterior tibitc with two long outer teeth, 

 posterior tarsi set all round with long brushes of dense black hairs. 



Length 8 mm. ; width 4 mm. 



Hah. Cape Colony (Clanwilliam). 



I have not seen the female of this interesting species, which is 

 most probably the one alluded to by Lacordaire in his " Genera des 

 Coleopteres," vol. iii., p. 181. 



Gen. ERIESTHIS, Burm., 

 Handb. d. Entom., iv., 1, p. 50. 



Mentum long, ampliated laterally from the base which is not broad, 

 suddenly narrowed at some distance from the apex, and straight 

 from there, lobes of ligula broad, very divaricating, and fringed 

 inwardly with hairs, labial palpi somewhat short, apical joint quite 

 cylindrical and longer than the preceding one which is swollen ; 

 maxilla! wholly or partly horny, armed inwardly with long claw-like 

 teeth, in which case the upper lobe is short, with only one basal 

 tooth when the lobe is longer, and fasciculate with long hairs, even 

 in one species {E. pusilla) there is no tooth at all, last joint of labial 

 palpi slightly fusiform and truncate at tip ; clj'peus nearly as long as 

 the head, a little strangulate laterally near the base, not narrower 



