TACHYPORIU.E. ALEOCHAKA. Ill 



Black, somewhat obscure, clothed with a delicate silken ashy pubescence : 

 head triangular-orbiculate^ rather narrower than the thorax : the latter 

 quadi^ate-orbicular, dilated m front_, and with a very obsolete furrow on the 

 back : elytra longer and broader than the thorax, subquadrate : abdomen 

 narrower than the elytra, slightly margined: legs slender, black; tarsi 

 rather long, pale: antennce slender, long : palpi somewhat elongate. 



Found occasionally within the metropolitan district, also in other 

 parts of the country. " Near LlangoUock, on the Usk." — Marsham 

 MSS.—'' Hunstanton, Norfolk."— ^ir&y MSS. 



fSp. 4t. frontalis. Nigra, antennis basi pedibusque fulvis, elytins piceis, fi'onte 



impressd, tkorace canalicvlato. (Long. corp. IJ lin.) 

 Al. frontalis. Kirby MSS.—Steph. Catal. 261. No. 2599. 



Black, smooth, with an obscure, A'^ery short, pile : head sviborbiculate, piceous, 

 rather narrower than the thorax, with a rather large i?npressio7i on the Jore- 

 head : thorax subtruncate in front, rounded behind, depressed, with a dorsal 

 furrow : elytra shorter and rather broader than the thorax, pitchy-black : 

 abdomen linear : legs yellowish-fulvous : antennce stoutest at the apex, 

 piceous, with the base fulvous : mouth rufescent. 



Of this insect I believe one example only is known; it was "found 

 by Mr. Sheppard."— ^irfty MSS. 



Sp. 5. ruficrus. Nigra, piloso-subsericea, thorace sub canaliculate, tibiis tar- 



sisque rufis. (Long. corp. 1§ lin.) 

 Al. ruficrus. Kirby MSS.—Steph. Catal. 261. No. 2600. 



Black, with a very short, cinerescent silken pubescence : head rounded, nearly 

 as wide as the thorax; the latter longer than the head, with a dorsal furrow : 

 elytra rather longer and a little broader than the thorax : abdomen strongly 

 margined: legs rather long; tibicB and tarsi (the latter shorter than in 

 A. longitarsis) pale rufous : antennse rather long, piceous-black, with the 

 terminal joint, longer and stouter than the rest, ovate. 



Found in London, and in Suffolk, Norfolk, and Devonshire. 



Sp. 6. foveata. Atra, nitidiuscula, fronte foveata, thorace canaliculate, pedibus 



piceis. (Long. corp. 1^: lin.) 

 Al. foveata. Kirby MSS.—Steph. Catal. 261. No. 2601. 



Black, rather shining, and nearly smooth ; clothed with a very short, somewhat 

 sericeous, pubescence : head nearly as broad as the thorax, triangular- 

 orbiculate, with a rather large fovea in the middle of the forehead : thorax 

 truncate anteriorly, rounded behind, with a very obsolete dorsal furroiv, and 

 some extremely minute punctures : elytra longer and rather broader than 

 the thorax, quadrate, and more distinctly punctured : abdomen linear, 

 smooth, and glossy : legs fuscous ; the anterior tibiae and all the tarsi 



