TACHYPORID.E. ALEOCHARA. 153 



Sp. 138. latissima. Lata, testacea, capite thorace, elytrorum apice abdomi- 

 nisque cingulo atris, thorace subcanaliculato posiice hipunctato. (Long, 

 corp. 1 lin.) 



Al. latissima. Steph. Catal. 266. No. 2734. 



Broad, dilated^ testaceous, shining: head subtri angular, narrower than the 

 thorax, black : thorax also black, small, with the hinder margins slightly 

 livid, the disc with a faint impressed line, and two minute punctures at the 

 base : elytra broad, longer than the thorax, testaceous, with the apex pitchy- 

 black : abdomen about twice as long as the elytra, testaceous, with the ante- 

 penultimate segment black at the base, the apex conic : legs and antennae 

 pale testaceous, the latter thickened at the apex, with the terminal joint 

 obtuse. 



Taken near Hertford, but apparently very rare. 



Sp. 139. marginata. Rnfo-picea, obscuriuscula, elytris pallidioribus, antennis 

 pedibusque pallidis, abdo?nine lato, nigro, argute marginaio. (Long. corp. 

 1§ lin.) 



Al. marginata. Steph. Catal. 266. JVo. 2735. 



Rufo-piceous, somewhat obscure: head dusky, small, subrhomboid: thorax 

 scarcely orbiculate, convex, truncate in front, rounded behind, with a slight 

 impression at the base : elytra broad, pale rufo-piceous, with the hinder 

 angles rather darker, much wider and longer than the thorax : abdomen 

 broad, conic, black, very strongly margined : legs pale rufo-testaceous : 

 antenncB the same, gradually thickening to the apex, rather long, with the 

 terminal joint obtuse. 



Also taken within the metropolitan district, but rare, 



F. Thorax broad ; very much larger than the head, which is small : elytra 

 transverse; antennae stout. , 



a. Elytra black. 



Sp. 140. concolor. Nigra, pubescens, dilatata, elytris fusco-cinerascentihuSf 



pedibus brunneis. (Long. corp. 1| — 2|: lin.) 

 Al. concolor. Kirby MSS.— Steph. Catal. 266. No. 2736. — Al. moesta. 



Gravenhorst, 96 ? 



Black, pubescent, broad, slightly shining : head much narrower than the 

 thorax, rounded : thorax ample, subtruncate in front, rounded behind ; the 

 disc convex : elytra very short, immaculate, rather densely pubescent, 

 the pubescence of an ashy-brown : abdomen broad, recurved, shining : 

 legs brown : antennae rather short, thickened a little exteriorly, with the 

 apical johit acute. 



Not uncommon, beneath carcases, and in dung, &c. near London, 

 and in Suffolk. "Near Swansea, by Dr. Leach.''' — L. W. 

 Dillwyn, Esq. 



