GLYPHONYX. 535 



b\ Elytra relatively shorter, narrowing almost from the base j prothorax 



transversely subquadrate cuneatus. \/* 



b'". The lateral carina shorter, not extending beyond the middle. 



c\ Elytra! interstices rugose, granulate towards the base ; prothorax 



subquadrate ; pubescence somewhat erect rugipennis. 



d x . Elytral interstices rugulosely punctured; prothorax strongly transverse. 

 c\ Elytra gradually narrowing from the basal third, testaceous, with a 



well-defined broad black sutural stripe ; epipleurae feebly angulate. vittatus. 

 d\ Elytra rapidly narrowing from the basal third, with a sutural 

 stripe and an oblique mark on the middle of the disc (obliterated 



in var.) black ; epipleurse sharply angulate angulatus. 



b". The lateral and inferior marginal carinse of the prothorax more approxi- 

 mate, the inferior carina feebly sinuate behind ; prothorax nearly as long 

 as broad. 



c'". The lateral carina extending to near the apex propinquus. 



d"'. The lateral carina short, not reaching the middle. 



e\ Body rather narrow ; prothorax somewhat closely punctured ; elytra 



comparatively short depressus. 



/ 4 . Body very narrow ; prothorax sparsely punctured ; elytra elongate . tenuis. 



b. Prosternal process more gradually narrowing behind, sharply margined to the 



apex, the apex rounded nigritus. 



c. Prosternal process more or less Y-shaped, the triangular intercoxal portion 



margined, the posterior portion quite smooth and reduced to a thin lamina. 

 c'. Elytra carinate near the sides at the apex, the apices somewhat produced ; 

 lateral carina of the prothorax about reaching the middle : body rufo- 



testaceous mimeticus. 



d '. Elytra not carinate at the apex. 



c". The lateral and inferior marginal carinse of the prothorax widely separated 

 anteriorly, the inferior carina strongly sinuate behind. 

 <?'". The lateral carina nearly reaching the apex; elytra narrowing from the 

 base : body testaceous. 



g^. Prothorax broader than elytra : length 5^ millim laticollis. 



h A . Prothorax not broader than the elytra : length 2|-3 millim. . . . flohri. 

 /'". The lateral carina about reaching the middle. 



i 4 . Body unicolorous, or with the suture, at most, slightly darker. 



e 5 . Deep black, the legs and antennae testaceous ebeninus. 



f°. Testaceous prcecox. 



f. Body not unicolorous (except in pale vars.) ; elytra spotted or fasciate. 

 g 5 . Black, the elytra with a subhumeral triangular spot and a large 



apical spot testaceous ; hind angles of the prothorax not divergent, quadrinotatus , 

 A 5 . Black, the elytra testaceous, with an indeterminate ante-median 

 fascia and the suture infuscate ; hind angles of the prothorax 



strongly divergent fasciatus. 



i 5 . Rufo-testaceous, the elytra with the suture and a median fascia or 



common rhomboidal spot black or piceous cinctus. 



