NORTHUMBERLAND AND DURHAM. "^ 71 



3. M. sPLENDiDus, Grav. 



Erichson, Gen, et Spec. Staph., 287, — Steph. Manual, No. 

 3023. — Ischnosoma splendidus, Steph. Illust, Mand., v., 

 17(3. — Tachyporus splendidus, Gyll. Ins. Suec, ii., 249. 

 Rare. Coast near Monkhouse, and in moss from the low part 

 of the Ravensworth woods. — J. II. March. 



Sub-Family 10. ALEOCHARIDES. 



Sect. 1. GYMNUSIDA, Hppv. 



161. MYLLiBNA, Erichson. 



1. M. DUBiA, Grav. 



Erich. Gen. et Spec. Staph.,210. — Steph. Manual, No. 2931. — 



Gymnusa dubia, Steph. Illust., Mand., v., 430. — Centro- 



glossa conuroides, Matthews, Ent. Mag., v., 195, f. 1. — 



Steph. Manual, No. 2934. 



Among gravel, under the foot bridge over Caer burn, on the 



way to Langleyford. — J. H. 



2. M. GRACILIS, Ileer. 



Ferrugineo-vel piceo-testacea, suhnitida, cinereosericea, elytri 

 fortiter transversis, thoracis angulis posticis ohtusiuscidis . 

 abdomine, margine segmentorum posticorum, anoque 

 testaceis, exceptis, nigricanie; antennis pedibusque testaceis 

 Long. 1 — 1:^ lin. 

 ffeer. En. Col. Helv., i., 303. 

 Intermediate in size betwixt M. minuta and dubia, somewhat 

 shining, rather thickly finely griseous pubescent, head, thorax, 

 and elytra of a dull ferruginous. Antennas scarcely longer than 

 the head, shorter than in M. dubia, thin, scarcely thickened out- 

 wardly, apical joint rather large, shortly rotundate ovate, abruptly 

 pointed, dull testaceous. Mouth and palpi testaceous; third joint 

 of the latter wdth its apex rather pointed. Head inclined, sub- 

 triangular, rostrum much sharpened ; much less than the thorax ; 

 above convex, rather dusky ferruginous. Thorax of a considerable 

 size, at the middle broader than the elytra, narrowed anteriorly; 

 sides slightly widened, rounded before the middle, as well as the 

 anterior angles deflexed, base truncate, posterior angles nearly 

 right angled, rather blunt; considerably convex transversely, 



