f/ 



510. 

 CUCUJUS SPARTII. 



Order Coleoptera. Fam. Cucujidgc — Cucujipes Led. 



Type of the Genus, Cantharis sanguinolenta Linn. 



CucuJus Fab., Oliv., Lot., Gyl., Curt. — Cantharis Linn. 



Antenna inserted considerably before the eyes, sometimes longer 

 than the head and thorax in the males, straight, very hairy, 

 11 -jointed, 2 basal joints stouter than the 6 following and 

 ovate, 1st a little the largest, 3rd ovate, the remainder monili- 

 form and globose, excepting the 3 last which are as stout as 

 the basal joints and ovate, the terminal one producing a sort of 

 tubercle at the apex (6). 



Labrum porrected, semiorbicular, thickly ciliated with bristly 

 hairs (1). 



Mandibles subtrigonate, curved and a little pilose outside, trifid 

 at the apex, the internal margin dilated, excised and covered 

 with a very fine membrane (2). 



Maxilla with a slender hooked and very acute lobe on the in- 

 side, and an elongated rather broad and pubescent one on the 

 outside. Palpi short pubescent and triarticulate, basal joint 

 clavate, 2nd shorter, subovate, 3rd as long as the 1st elongate- 

 oval, with a gland at the apex (3). 



Mentum transverse, deeply emarginate, the sides produced and 



forming 2 subacuminated lobes. Lip large corneous rounded 



and ciliated. Palpi rather short, attached to two scapes, 



pubescent, biarticulate, basal joint somewhat obtrigonate, 2nd 



barrel-shaped with a gland at the apex (4) . 



Head broad and flat narrowed before : eyes remote from the base, 



small and lateral. Thorax more or less obtrapezate or obovate 



truncate, the sides margined : scutellum transverse-ovate. Elytra 



generally broader than the thorax, depressed, elliptical, the margins 



deflexed. Wings as long as the body, broad, very thin and ciliated. 



Legs nearly alike, very short and compressed, anterior pair attached 



to the hinder tnargin of the antepectus, posterior pair remote from 



the intermediate : thighs dilated, but very slender at the base : tibiae 



slightly clavate and very hairy inside towards the apex, with a small 



spine : tarsi 5 -jointed, 4 first joints very small, terminal one long 



and clavate, sometimes the basal joint is nearly obsolete and the 



posterior are only 4-jointed in the males, with the basal joint minute, 



and the 2nd long : claws rather long and acute (5). 



Obs. The description and dissections are from C.ferrugineus ? Meg. 



Spartii Curt. MSS. Guide, Gen. 398. 



Castaneous brown, sparingly clothed with short ochreous hairs; 

 antennae mouth and legs ferruginous, the former with the 3 ter- 

 minal joints a little incrassated, the 2nd not larger than the 3rd : 

 eyes black ; head and thorax minutely punctured, with a broad 

 slightly elevated margin to both, the latter obovate-truncate ; 

 elytra with 4 slightly elevated lines down each, with very faint 

 and punctured lines between them. 



Li the Cabinets of Mr. Rudd and the Author. 



