NORTHUMBERLAND AND DURHAM. 83 



In Fungi. " Twizell."— p. J. Selhj, Esq. Gibside.— J^. H. 

 August. 



Varieties of this species form the Aleochara cinnamomea, A. 

 zonalis, A^atriceps, A. nigriceps, and -4. thoracica, of Stephens. — 

 Vide Manual, ubi sup.) 



11. H. SERicANs, Grav. 



Heer, Fn. Col. Helv., i., 327, 17. — Aleochara sericans, Gyll. 

 Ins. fSuec, ii., 404. — Bolitochara sericans, Stepk. Manual, 

 No. 2803. 

 Beneath sea-weed and stones, near the mouth of Waren water, 

 at Budle.— /. H. 



This is distinguished from IT. socialis, with which Erichson, in 

 his latest work, has combined it, bj the shorter and much stouter 

 antennae, the last joint of which is thick ovate and bluntish at 

 the tip, and the colour ferruginous or piceous; by the somewhat 

 greater distinctness of its puncturing j by the roundness of the 

 thorax, which is obsoletely channelled up the middle; and by 

 the piceous or concolorous elytra. 



12. H. SOCIALIS, Payh. 



Erichson, Gen. et Spec. Staph., 102. — Aleochara socialis, 

 Gyll. Ins. Suec, ii., 406. — Steph. Illust., Mand., v., 134. — 

 Aleochara euryptera, Ih. Illust., Mand., v., 135. — A. 

 xanthoptera, Kirby, Ih. I.e., 116. — A. femorata, Marsh, 

 Ih. I.e., 122. 

 In Fungi, at the sap of felled trees, &c. Common. Twizell, 

 Gosforth, Ravensworth, Gibside, &c. 



13. H. AUTUMN ALis, Erich. 



Linearis, nigra, nitidula, antennis nigro -fuscis, hasi 



dilutiorihus, pedihus testaceis, thorace postice canaliculato 



impressoque, ahdomine supra segmentis quatuor primis 



creherrime p>unctatis. Long. 1^ lin. 



Erichson, Gen. et S'pec. Staph., 113. 



Of the appearance of H. elongatula and Tachyusa frontalis, 



but smaller, nearly glabrous, antennce shorter and thinner ; head 



small, immersed in the thorax. Linear, elongate, sub-depressed. 



