CYDNID^. 07 



Cydnus albomakginatus, Hahn, Wanz. i, 167, t. 26, fig. 86 (1831); 



Bum. Ilandb. ii, 375, 4 (1835); Eamb. 



Faun. And. ii. 111, 2 (1812) ; Schill. Arb. 



and Veriiud. 183, 33 (1811); Kolen, Mel. 



Ent. iv, 66, I'Jl (1816) ; Ilor, Riiyn. Liv. 



i, 156, 2 (1860). 

 Sehieus — Am. et Serv. Hem. 97, 4 (1813). 



Gnatiioconus — Fieb. Europ. Hem. 3G6, 1 (1861). 



Black, very convex above and beneath, shining ; above very deeply 

 but finely punctured ; the lateral margins of the pronotum 

 and elytra yellowish white. 



Head very much deflected, nearly vertical, almost quadrate, rather 

 longer than broad ; Face ; the anterior margin deeply notched ; the 

 margin of the side lobes and the apex of the short, narrow, central 

 lobe slightly reflexed, Antennce : basal tubercle small, nearer to the 

 rostrum than the eyes ; 1st and 2nd joints in length subequal, 

 each larger than the 3rd; the 1st joint is piceous, the 2nd yellowish, 

 the rest black, with the apex narrowly piceous. JEi/es small, rather 

 prominent. Ocelli small, black. Bostrum piceous, the base paler, 

 reaching to the 2nd pair of coxae. 



Thorax. — Pronotum : the lateral margins yellowish white, very deli- 

 cately reflexed ; disk, towards each side with a slight fovea. SciUellum; 

 the apex almost punctureless, above the deflexion concave. Wytra : 

 Corium with the punctures deeper, wider apart, and more in rows 

 than on the scutellum ; anterior margin yellowish white ; posterior 

 margin straight : Membrane transparent, whitish. Sternum deeply, 

 coarsely punctured, with three transverse channels, of which that on 

 the presternum is deepest ; Prosternum with a wide rostral channel. 

 Legs black ; hinder tihice with finer spines than on the other tibiae ; 

 tarsi piceous. 



Abdomen beneath very convex, shining, smooth. 



Length, 2 — 2\ lines. 



Common in the London district, at the roots of grass, on dry 

 banks, in spring and autumn. 



