NORTHUMBERLAND AND DURHAM. 81 



Flat, black, linear, sparingly and indistinctly pubescent 

 Antennae slender, of the length of the head and thorax, 3rd joint 

 very minute, shorter than the 2nd, 4 — 10 nearly equal, very 

 minute, transverse obconic, the last very considerably larger, ovate ; 

 dark piceous, the base pale testaceous. Head of the breadth of 

 the thorax, and a little shorter than it, transverse subquadrate, 

 rather abruptly contracted before the eyes, flat, the whole front 

 impressed; viewed laterally, having an obsolete longitudinal 

 central channel, vanishing anteriorly; finely and sparingly 

 punctate. Thorax subquadrate, anteriorly a little narrower than 

 the elytra, somewhat dilated before the middle, rather narrowed 

 towards the base, finely and sparingly punctate, flat, with a broad 

 shallow depression from the base to beyond the middle. Elytra 

 nearly one half longer than the thorax, and very conjiderably 

 broader than its base, flat, the sides straight, concolorous (fusco- 

 testaceous, Er.), thickly and distinctly punctate. Abdomen 

 narrower than the elytra, sub-parallel, or wider towards the apex, 

 the last segment alone narrowed, the first four segments rather 

 strongly impressed across the base, black, shining, the apex piceo- 

 testaceous, with a scattered almost invisible punctulation. Femora 

 nigro-piceous, their apices, the tibiae, with a slight duskiness in 

 the middle of the posterior ones excepted, dilute piceo-testaceous. 



Rare. Under the bark of mountain ash at Ravensworth, in 

 spring. — J. H. March. 



8. H. ciRCELLARis, Gvav. 



Erichson, Gen. et Spec. Staph., 98. — Aleochara circellaris, 

 Gyll. Ins. Suec, ii., 388. — Bolitochara circellaris, Steph. 

 Manual, No. 2784. — A. cingulata, Kirhy, Steph. Illust., 

 Mand., v., 126. 

 In moss, generally diflused. 



9. H. RUFESCENS, Kirhy. 



Aptera, nigra, thorace, antennarum basi apiceque, pedihus, 

 anoque rujls, elytris sat fortiter punctatis, sublacunosis, 

 dbdoraine postice sublatiore. Long. 1 lin. 

 Var. Nigra, abdominis apice, pedibus, antennarum basi rujis. 



VOL. I. PT. I. L 



