80 H. I. Carter: 



3 7 Prothorax smooth (or nearly so) 



4 6 Elytral intervals punctate . 



5 Antenna* and middle of tibiae red ruficomis, Mac! 



6 Antennae and legs black (striae subgeminate) subgeminatus, Mad 



7 Elytral intervals laevigate reijularis, Macl 



8 Elytra obscurely bronze, intervals clearly punctate 



debilicornis, Haag 



9 11 Elytra brown, intervals rugose 



10 Scutellum smooth ( $ with elytra sometimes red or pale brown) 



cistdoides, Newm 



11 Scutellum albo-pilose canescens, Hope 



12 14 Elytra variegated with patches of white hair 



13 Ground colour reddish-brown, patches irregularly placed 



maculata, Haag 



14 Ground colour black, patches regularly placed ornata, n.sp. 



Group II. — Sexual dimorphism not pronounced (at least in size and 

 colour), less convex, size smaller than in Group I. (7-12 mm. 

 long, except with H. Juctuosus, Champ., which is 14^-17 mm.),, 

 eyes in general less widely separated. 



1 14 Upper surface black 



2 4 Upper surface very nitid 



3 Prothorax at base almost, or quite, as wide as elytra, surface 



smooth laticollis, Boh 



4 Prothorax at base much narrower than elytra, surface with 



short erect pile tenebrioides, Blackb 



5 9 Upper surface subnitid black 



6 Size large, intervals almost laevigate Juctuosus, Champ 



7 9 Size small, intervals densely punctate 



6 Eyes approximate, antennae and tibiae red rufulicornis, Borch 



9 Eyes more distant, antennae and tibiae black Vugubris, Blackb 



10 14 Upper surface opaque black, prothorax widest anteriorly 



11 13 Prothorax normally convex 



12 Size larger, elytral intervals nearly flat, seriate punctures small 



Pascoei, Macl 



13 Size smaller, elytral intervals convex, seriate punctures large 



lobscura, Borch (?) 



14 Prothorax depressed on disc, size smaller than 13 planicollis, Macl 



15 Upper surface cyaneous, form narrow and parallel, elytra sub- 



sulcate leurticornis, Haag 



16 Upper surface brown 



17 Prothorax as wide as elytra at base, elytral intervals slightly 



convex fktvicornis, Macl 



18 Prothorax not as wide as elytra at base, elytral intervals flat 



Master si, Mad 



Upper surface wholly red 



cf with triangular tooth on inside of front tibiae 



Prothorax not widened anteriorly 



Prothorax canaliculate rufipes, F 



Prothorax not canaliculate rubicunda, n.sp. 



Prothorax widely rounded and widened anteriorly 



callabonensis, Blackb 



