404 BRACHELYTRA. STAPHYLINIDJE. 



somewhat 4-drate, thickly punctured on the sides, the forehead with 

 4 obscure grooves; thorax with numerous scattered punctures; elytra 

 slightly pilose, punctured, pitchy, the apex paler ; two apical segments 

 of the abdomen pitchy ; legs pitchy-testaceous ; antenna? and palpi fuscous. 

 (L. 3 1.) London district: 6. 



642 Leptacinus Erichson. 



3218 batychrus Knock. — Gytt. iv. 480. — Ste. M. v. 263. — Black; 

 shining ; head large, punctured, with 4 frontal channels ; thorax with the 

 dorsal rows 12-16 punctate; elytra pitchy, the outer apical angles paler, 

 somewhat punctate-striate ; legs and antenna; dull ferruginous ; base of the 

 latter pitchy. (L. 2 \ 1.) 



Var. ? Gy. 4-sulcus Kirby. — Ste. M. v. 264. — Elytra obscurely punctate- 

 striate ; legs and antenna? pitchy. Stones : London district : 4-6. 



3219 diaphanus Marsh, i. 514. — Ste. M. v. 259. — Black; shining; head 

 broad, ovate, punctured, with 4 frontal channels; thorax rather round 

 behind; sides punctured, the dorsal rows with 16-20 punctures; elytra 

 pale testaceous, diaphanous, obscurely punctate-striate ; legs and antenna? 

 dull red. (L. 2J-3 1.) 



Var. ? Gy. longicollis Kirby. — Ste. M. v. 259. — Very black ; elytra 

 pitchy, the outer apical angles pale ; legs and antenna? dusky. London 

 district ; Suffolk ; York : 4-6. 



3220 sulcifrons Kirby. — Ste. M. v. 260. — Deep black, shining ; head ob- 

 long, punctured, with 4 deep grooves on the forehead ; thorax rather nar- 

 rowed behind, with 4 rows of punctures on the disc ; elytra rather smooth ; 

 legs and antenna? pitchy. (L. 2 1.) London district; Suffolk ; Norfolk ; 

 Devon : 4-6. 



3221 pusillus Ste. M. v. 264. — Black, shining; sides of the head thickly 

 punctured, disc smooth, with 4 obscure frontal grooves ; thorax oblong, 

 sides punctured, dorsal rows with about 5-8 punctures ; elytra dull pitchy- 

 black, punctured and slightly pubescent ; abdomen with the edges of the 

 segments reddish; legs, antenna?, and palpi pale. (L. 1^ 1.) Stones: 

 London district : 6. 



643 Cryptobium Mannerheim. 



3222 fracticorne Pk. F. iii. 430. — Ste. M. v. 271. pi. xxvii. f. 1., a. — f. — 

 Black ; shining ; head elongate, narrower than the thorax, moderately 

 punctate ; thorax elongate, more thickly punctured, the punctures dis- 

 posed in 2 somewhat regular lines, the space between smooth ; legs testa- 

 ceous ; antenna? pitchy-brown, basal joint black. (L. 2 1.) Grassy 

 places : Battersea fields : 2-4. 



644 Achenium Leach. 



3223 humile Nic. A. H. 38. — Ac. depressum Cur. iii. pi. 115. — Ste. M. 

 v. 265. — Black ; nearly glabrous ; head distinct, as wide as the thorax, 

 the latter very glossy, sparingly punctured on the sides, and with 2 dorsal 

 rows of impressions, the intermediate space smooth ; elytra flattish, apex 

 and that of the abdomen, with the margins of the segments, the legs 

 and antenna?, testaceous : — elytra sometimes testaceous, with the base of 

 suture and the outer apex dusky-brown. ( L. 3^-4 1. ) 



Var.? Ac. depressum Grav. ML 182. — Shining black; head 4-drate, smooth, 

 testaceous : thorax finely punctured on the sides ; elytra flat, red, with the 

 base black, the disc thickly punctured, the punctures somewhat disposed 

 in stria? ; apex of abdomen above brownish ; legs red, hinder thighs and 

 tips of the others, and the antenna?, brownish. (L. 3^ 1.) Grassy places: 

 about London ; in Copenhagen fields ; banks of Orwell ; 1-6. 



