1908] 



219 



bauer, without which T certainly could have come to no satisfactory 

 conclusion concerning them. With the view to facilitate reference 

 to extra-British literature I have adopted the names used in the last 

 European catalogue ; they are not, in some cases, those to which we 

 have been accustomed, but I am not in a position to say that they are 

 wrongly applied by the authors of that work. 



1 (14) Elytra with a scutellary stria. 



2 (3) Elytra black ; 3rd, 5th, and 7th interstices tuberculate... 



tttberculatus, Gtyll. 



3 (2) Interstices not tuberculate. 



4 (9) Alternate interstices cariniform and setose. 



5 (6) Humeral angle of elytra almost acute rufipes, Bosc. 



6 (5) Humeral angle of elytra rounded off. 



7 (8) Intermediate furrows on thorax angulated near the middle... 



porculus, Bedel. 



8 (7) Intermediate furrows on thorax nearly as straight as the dorsal one... 



nubilus, Fab. 



9 (4) Alternate interstices not cariniform and setose. 



10 (11) Last joint of maxillary palpi symmetrically fusiform. Eleventh elytral 



interstice not cariniform alternans, Gene. 



{intermedins, Muls.). 



11 (10) Last joint of maxillary palpi more convex on the outer- than on the inner- 



side, the latter nearly straight. Eleventh elytral interstice cariniform. 



12 (13) Joints 2—4 of the hind tarsi successively decreasing in length, the second 



hardly \\ times as long as the third. Hind margin of last ventral 

 segment evidently denticulate aquations, L. 



13 (12) Second joint of the hind tarsi more than \\ times as long as the third, the 



the latter a little longer than the fourth. Hind margin of the last 

 ventral segment nearly entire wqualis, Thorns. 



14 (1) Elytra without a scutellary stria. 



15 (18) Last joint of maxillary palpi symmetrically fusiform. 



16 (17) Thorax coarsely granulate throughout, its sides strongly rounded before 



the middle, the subsequent narrowing excavate arvernicus, Muls. 



17 (16) Thorax coarsely granulate at the sides only, which are moderately rounded 



before the middle with the subsequent narrowing straight... 



brevipalpis, Bedel. 



18 (15) Last joint of maxillary palpi more convex on the outer- than the inner- 



side, the latter nearly straight. 



19 (31) The longitudinal furrow on the head widened in front. 



20 (34) Thorax widest before the middle. 



21 (22) Elytra dark brown with an oblique suffused patch on the basal third, 



another near the middle of the outer margin, and a sharply-defined 



T 2 



