206 MANDIBULATA. — COLEOPTERA. 



dilated : head oblong, somewhat obconic, narrowed posteriorly, and united by 

 a slender neck to the thorax, which is much narrowed in front: elytra oblong- 

 quadrate, convex above, gaping at the apex : tip of abdomen exposed : legs 

 long : femora clavate, unarmed : tibiw with a single hook at the apex within. 



Apoderus differs from the preceding genus by having the antennae 

 12-jointed, the head obconic and inserted by a slender collar, or 

 neck, into the thorax, which is somewhat triangular ; the rostrum 

 is short and scarcely dilated at the apex. 



Sp. 1. AveUanae. Niger, glaber, thorace, elytris feviorihus tihiisque rubris, elytris 

 crenato-striatis. (Long. corp. 3 — 3^ hn.) 



At. AveUanae. Linne.—A-p. AveUanae. Steph. Catal. 191. No. 1984. 



Black, glabrous: forehead with a slight impressed furrow: thorax shining 

 rufous, with a deep dorsal channel: elytra slightly glossy, rufo-testaceous, 

 moderately crenate-striate, with the interstices slightly rugose :negs elongate : 

 femora clavate, rufous, with the base and apex black: tibiae rufous in the 

 middle, each extremity black: tarsi and antennae black. 



The thorax has sometimes an abbreviated black line in front. 



Very common in all the woods throughout the metropolitan 

 district. "Baron-wood." — T. C. Heysham, Esq. " Gamlingay- 

 wood." — Rev. L.Jenyns. " Monk's-wood, Hunts." — C. C. Babing- 

 ton, Esq. " Epping." — Mr. Douhleday. " Not common (near 

 Swansea).'" — L. W. Dillwyn, Esq. 



Family XLIIL— BRUCHID^, Leach. 



Tarsi quadriarticulate : palpi distinct, filiform : labrum exserted : head inserted, 

 deflexed, produced anteriorly into a depressed, generally broad and short, 

 rostrum: antennce 11-jointed, sometimes clavate, the club formed of some- 

 what remote joints ; or nearly filiform, with the apex slightly thickened, or 

 finely serrated or pectinated : elytra shorter than the abdomen. 



Of this family there are evidently two groups, of which the first 

 has the antennae distinctly clavate, and the second more or less 

 filiform, serrated or pectinated; the species of the first division 



fSp. 2. Coryli. Niger, elytris rnfis, crenato-striatis. (Long. corp. 3^ lin.) 

 At. Coryli. Fabricius. — Turton (l).—K^. Coryli. Steph. Catal. 192. No. 

 1985 note. 



Black ; elytra rufous, with crenate striae. 



Indicated by Turton as a native of Britain, but apparently without authority. 



