Mr. Gilbert J. Arrow's Conirihution to the 



P. Median bar produced for- 

 wards externally . . longanimis Thorns. 

 13. Median bar not produced 



forwards .... aHenuaius, sp. n. 

 n. Elytra shining, less elongate. 

 Q. Small, with bifid ajiieal 



patch flavvpes, sp. n. 



q. Large, with rounded 



apical patch . . . niiidns, sp. n. 

 m. Elytra with the apices dark. 

 R. Sides of the pronotum rather 



straight, elytra shining . senegalensis QersV. 

 r. Sides of the pronotum not 

 straight, elytra closely 

 punctured. 

 S. Lower surface dark, \\\i\\ 



a row of pale spots (^ ) fri/mnis Gorh. 

 s. Lower surface lighter, 

 without pale spots in 



the cj sjyinij^es, sp. n. 



f. Antennae very short, thoracic margins 

 broad. 

 T. Prothorax broadest at the base . raffrmji Gorh. 

 t. „ not broadest at the base tricolor Gerst. 



Trycherus rex, sp. n. 



Niger, elytrorum apicibus ferrugineis, singulique linea transversa 

 mediana pallide flava, intus et extus retrorsum ducta et saepe cum 

 macula apicali jvmcta; elongatus, parum nitidus, vix punctatus, 

 pronoto piano, lateribus laevissime bisinuatis, anguste marginatis, 

 angulis posticis acutis, parum productis, basi baud lato, immarginato, 

 utrinque leviter impresso ; elytris convexis, postice paulo nitidioribus 

 lateribus anguste marginatis, antice fere parallelis, humeris promi- 

 nentibus : 



cJ, clava antemiali lata, apice latiori, tibia antica intiis leviter, 

 media profunde, ante apicem excisa, hac supra excisionem acute 

 spinosa, tibia postica valde sinuosa, segmento penultimo ventrali 

 postice bitubei'culato : 



$, segmento ultimo ventrali medio anguste sulcato. 



Long. 12-15 mm.; lat. max. 6-7 mm. 



Hah. Uganda : Mabira Forest, Chagwe, 3,500-3,800 ft. 

 (;S. A. Neave, July), Budougo Forest^ Unvoro. 3,400 ft. 



