Mtdacoderm (reneni Prioiinccriis and Llgin. 335 



Antcunu' long, rather slciulcr, subfiliforni. Kyt-s extremely 

 large, almost contiguous. Laljrum large, angularly dilated, 

 transverse. Apical joint of maxillary palpi elongate, cultri- 

 form, that of the labial palpi securiform. Prothorax nar- 

 rower than the head, very iineven, rngnhjscly punctate. 

 Elytra elongate, rounded at the tij) ; densely, nigulosely 

 j)nnetate, the seriately-arrunged setie each preceded by a 

 minute smooth tubercle. Sixth ventral segment sulcata 

 down the middle. Anterior tarsal joints 1-3 with a narrow 

 black comb along their inner edge, 4 small. Genital 

 armature (PI. XI. fig. G) : lateral lobes long, broad ; me<lian 

 lobe abruptly narrowed towards apex, the apical portion long 

 and slender, sharply hooked at the tip beneath. 



Length (excl. head) 8^-9, breadth 3-3| mm. 



Hab. Abyssinia {Mux. Brit.). 



Three males, received iii 1870. Closely related to 

 7. a^icolis, Gerst., and separable therefrom l)y the large 

 black apical patch on the elytra, the broadly infuscate disc 

 of the prothorax, the blackish under surface and legs, the 

 more elongate apical joint of the maxillary palpi, and the 

 differeiit genital armature. 



7. Idoia cijanea. 

 hhjia cyatiea, Pic, L'Ecbang-e, xxii. p. 43 (1906). 



$ . Tarsi formed very much as in 7. dimidiafa, joints 

 1-3 of anterior pair with a similar comb on their inner 

 edge, 1 and 2 subequal in length, 4 small, shorter than in $ ; 

 tibial spurs sn)all, as in ? . Genital arnuiture (PI. XI. 

 fig. 7) : lateral lobes narrower than in 7. d'unidiata ; median 

 lobe sinuate, and drawn out into a long, narrow point, which 

 is abruptly curved downward and rather blunt at tip. 



Hab. Uganda, S.K. shore of Lake Kioga and between 

 that place and Kakindu in W. Busoga, alt. 3400-3500 ft. 

 {S. A. Neave) ; S. Nigeria, Oyo Yoruba. 



Thirteen examples from Uganda, including five males, 

 are referred to this species, the type of which was from 

 Oyo Yoruba. Very like /. dimidiafa, var. tripartita, wholly 

 black or bluish black, with the exception[of the rufous tarsal 

 claws and the uniformly uigro-cyaueous elytra, the antennae 

 a little less widened. 



8 . Idgi a fii hi co Uis. 



e ill Ferret and Galiu 

 5a-e{lBid). (J$.) 



cJ . Eyes larger, more convex, and more narrowly separated 



Idqia fuhicoUiB, Reicbe in Ferret and Galiuier's Voy. Abvssiu., Tiis 

 p. 28G, t. 17. figs. 5, 6 a-e (1849). ( J $ .) 



