208 MANDIBULATA.— COLEOPTERA. 



Black, punctulatcd, rather glabrous : head glossy, irregularly punctate, with 

 two distinct larger punctures behind : ihurnx also glossy, and irregularly- 

 punctured, with a faint smooth longitudinal line : elytra obscure thickly 

 punctured, with a large puncture on each near the suture towards the apex : 

 abdomen obscure, finely punctured, with larger punctures at the base of 

 each segment : legs and antennw brown. 



Occasionally found near London, about Gravescnd, &c. 



Gexus DV. — GoERius, Leach. 



Antennw filiform, the basal joint elongate, slightly incrassated at the tip, 

 second short, rounded, attenuated at the base, third elongate, the remainder 

 gradually decreasing in length, turbinate or obconic, the apical ones being 

 tomentose, and the last abruptly aciuninate. Paljji subfiliform, with the 

 terminal joint cylindric-truncate : mandibles strong, irregularly dentate 



. withhi, the two dissimilar: head orbiculate, or globose-depressed: collar 

 distinct : thorax qviadrate, with the posterior angles rounded, widest and 

 truncate in front, thickly pimctured : scutellum de^pressed: elytra short, to- 

 mentose, obliquely truncate at the apex within: abdomen rather convex 

 above, with the margins elevated, beneath very convex: legs rather short; 

 tibice setose ; tarsi, anterior, considerably dilated. 



The insects of this genus are usually of larger size, and may be 

 known by having the mandibles dissimilar and irregularly dentate 

 within, combined with their punctate, broad, head and thorax, subfi- 

 liform palpi, &c. 



Sp. 1. olens. Niger, subtojuentosus, opacus immaculatiis. (Long. corp. 



9—16 lin.) 

 St. olens. Fahricius. — Mariyji Col. pi ^\. f. 21. — Go. olens. Step)h. Catal. 



275. No.'im^. 



Deep black, opaque, sparingly tomentose : head broader than the thorax, 

 somewhat rounded and regularly, but finely and very thickly, punctulated : 

 thorax as long as the head, thickly and very delicately punctured : elytra 

 more tomentose than the rest of the body: abdomen with the penultimate 

 segment delicately edged with whitish : legs and antennae entirely black. 



Abundant in the autumn throughout the metropolitan district, 

 frequenting roads, gardens, fields, &c. " Not uncommon near 

 Swansea."— Z. W. Dillwyn, Esq. " Edinburgh."— jReu. W. Little. 



•fSp. 2. macrocephalus. Ater, capite magno thoraceque subaneo-nitidis minu~ 

 tissime et creherrime punctulatis, elytris piceo-nigris vpacis, pedibus nigro- 

 fuscis, tarsis rufo-jnceis. (Long. corp. 10 lin.) 



Go. macrocephalus Leach MSS.—Steph. Catal. 275. No. 2903. 



