. STENOLOPHUS. 161 



subquadrato, postice subangustato, utrinque foveolato, an- 

 gulis posticis obtusis ; elytris striatis, fusco-testaceis, mar- 

 gine suturdque pallidioribus ; antennarum basi pedibusque 

 testaceis. 



Acupalpus luridus, Dej. Spec. 4. 454 ; Icon. 4. 268. pi. 201. 



Stenolophus luridus, Redt. Faun. Aust. 103. 



S. exiguus, var., Erichson, Kafer, 63. 



Trechus Jlamcollis, Steph. Mand. 1. 168, et Manual, p. 48. 



T. nitidus, Steph. Marid. 5. 384, et Manual, p. 49. 



Oblong. Head pitchy or fuscous testaceous, convex, with the 

 usual impressions on each side between the antennae, which are 

 pitchy brown with two joints at the base pale testaceous. Thorax 

 testaceous, much narrower than mflavicollis (PL II. f. 6), a little 

 rounded below the anterior angles, narrowed behind, delicately 

 margined and the margin a little elevated at the posterior angles 

 which are obtuse, disk convex, with a fine dorsal line and a deep 

 fovea on each side at the base. Elytra rusty brown or pitchy 

 testaceous, more or less obscure, with the suture and margins 

 paler, oblong, narrowed in front, shoulders rounded, sides very 

 gradually and obliquely widening till behind the middle, mode- 

 rately convex, evenly and finely striated; breast and abdomen 

 brownish black ; legs pale testaceous. Length 1^ line. 



Not very abundant, but widely distributed; Wandsworth 

 Common ; Hampstead Heath ; Weybridge ; Ripley ; Hastings ; 

 Isle of Wight. "Moffat hills/' Rev. W. Little. It is also in- 

 cluded among the Irish species. 



11. S. exiguus : oblongus, nigro-piceus ; thorace subquadrato, 

 postice subangustato, utrinque foveolato, angulis posticis 

 obtusis ; elytris striatis, antennarum basi pedibusque piceo- 

 testaceis. 



Acupalpus exiguus, Dej. Spec. 4. 456 ; Icon. 4. 270. pi. 201. 

 Stenolophus exiguus, Erichson, Kafer, 63. Redt. Faun. Aust. 

 103. 



This rare little species is somewhat smaller than the preceding. 

 It is uniformly shining pitchy black, and independent of the 

 difference of colour, it appears to have constant characters to 

 distinguish it from the foregoing species. The form is narrower 

 and more depressed. Head small and round; antennse pitchy 

 black, two joints at the base together with the mouth and palpi 

 pitchy testaceous. Thorax narrower, more contracted behind, 

 posterior angles obtuse, disk with the usual dorsal furrow, base 

 with a fovea on each side. Elytra narrower in front but with 

 the shoulders prominent, rather widest behind the middle, but the 



