1868.] 241 



native example, we thought it best to include it in the list of " Eeputed 

 British Species," and we are glad now to give it a place as a true 

 Bi'iton. 



Species 2**. — Calyptokotus quadratus. 

 Ltg^us quadratus, Fab., E. S. Supp. 541, 111 (1798) ; S. E. 232, 



141 (1803). 

 Pachtmerus quadratus, ScJiill., Beitr. 66, 4, t. 5, fig. 6 (1829) ; 



Hahn, Wanz. i, 50, t. 8, fig. 31 (1831) ; H. Schf., Norn. Ent. 



i, 45 and 80 (1835) ; Fieb., Weit. Beitr. i, 346, 26, t. 2, fig. 22 



(1836) ; Bohem., K. Vet. Akad. Handl. 246 (1851). 



o 



Ehtparochromus quadratus. Sahib., Geoc. Een. 55, 2 (1848) ; Stal, 



Of. K. Vet. Akad. Eorh. 221, 4 (1862). 

 Beosus quadratus, Am. et Serv., Hem. 254, 212, 1 (1843) ; Fieb., 

 Europ. Hem. 196, 2 (1861). 

 Oblong, black, shining. Antenncs black ; 2nd joint, except the 

 ends, testaceous ; 3rd brownish. Pronotum — Sides entirely and the 

 posterior portion broadly, pale testaceous ; on the anterior margin three 

 very small testaceous spots. Elytra pale testaceous, the disc with black 

 punctured striae, and near the inner angle a sub-rhomboidal black spot, 

 or two contiguous, thick, black streaks ; membrane obscure yellowish, 

 the nerves, and a broad longitudinal dash, fuscous. Thighs black ; 

 tibice, except the apex, testaceous. Abdomen beneath with a metallic 

 gloss. 



Head — With fine golden pubescence on the sides. AnicnncB slender ; 1-t joint black, 

 apex testaceous, the extreme base and the last third black ; ,Srd ob-curely yc llow- 

 brown on the basal half; 4th black. Eyes and rostrum black. 

 Thorax — Pronotum lorg, almost quadrangular, sides very nearly straight, the margins 

 wide, not reflexed, clear pale testaceous througliout ; disc convex in front, pos- 

 teriorly flatter, the anterior portion (about three-fifths) unpunctured, black, tlie 

 colour sharply defined both at the sides and behind ; posterior portion pale testa- 

 ceous, with fine brown punctures ; posterior angles, within the margins, raised 

 into a distinct callus, on each side of which is a series of brown punctures ; 

 posterior margin roundly emarginate, depressed in the middle. Scutellum black, 

 finely punctured, more strongly at the sides. Elytra pale testaceous ; clavus in 

 the middle clear, on each side a row of black punctures ; corium — margin reflexed, 

 clear ; disc more or less obscured by long black dashes, one of which, next the 

 margin, extends to the apex, and near the posterior inner angle a sub-rhomboidal 

 black spot, or two short, thick, contiguous black streaks ; nerves clear, the 

 intervals with rows of black punctures ; membrane obscure yellowish, the nerves, 

 and a broad longitudinal dash, fuscous. Sternum — the posterior margin of all the 

 segments — of the metasternura broadly — and a large spot close to each coxa 

 whitish. Legs — thighs black, apex testaceous ; on the under-aide the inne^ edge 



