61 



270. 



OPILUS FASCIATUS. 



Order Coleoptera. Fam. Cleridae Lat.., Leach. 



Type of the Genus, Attelabus mollis Linn. 



Opilus Lat., Leach, Sam. — Eupocus III. — Notoxus Fab., Gijll. — 

 Clerus Oliv., Marsh. 



AnteiincE inserted before the eyes at the base of the nasus, curved, 

 pilose, and clavatej 11 -jointed, basal joint robust bent, 2nd 

 small, 3 following long, the 6th 7th and 8th rather shorter, slightly 

 clavate, the remainder forming a compressed club, 9th and 10th 

 joints obtrigonate, 1 Ith larger ovate and truncated obliquely (6). 

 Labrum transverse, the angles rounded, the margin rather deeply 

 notched and very pilose (1). 



Mandibles thin, acute with a small tooth near the middle and a 

 larger rounded one near the apex, external margin rounded 

 and pilose ; the internal margin membranous and pubescent to- 

 wards the base (2). 



Maxillce terminated by a large lobe, with another on the inside, 

 both densely ciliated. Palpi securiform, pilose, 4-jointed, basal 

 joint short, 2nd long, gradually thickened to the apex, 3rd short, 

 4th hatchet-shaped, spongy or coriaceous at the terminal mar- 

 gin (3). 



Mentum small quadrate. Lip large broad heart-shaped, thickly 



covered with hairs inclining to the middle. Palpi securiform, 



large, bent back, pubescent triarticulate, basal joint short, 2nd 



longer, somewhat obtrigonate, 3rd large obtrigonate, thick and 



spongy at the terminal margin (4), 



Head nutant. Eyes prominent and ovate. Thorax elongate-cylindric, 



slightly depressed, narrowed behind. Scutellum small ovate. Elytra 



elliptical, dilated towards the apex. Wings ample. Legs very hairy. 



Tibiae slender simple. Tarsi 5-jointed, basal joint minute, not visible 



above, 3 follotving producing large bilobed membranous appendages 



beneath, 5th clavate. Claws simple (5, afore leg). 



Fasciatus Wilkin's MSS. 



Black, shining and villose. Antennae ferruginous, fuscous towards 

 the extremity. Head minutely and thickly punctured except on 

 the crown. Thorax coarsely and sparingly punctured but plain 

 down the back. Scutellum minutely punctured. Elytra with 

 several rows of very large punctures, closely approximating, but 

 becoming fainter towards the apex ; an ihterrupted fascia beyond 

 the middle forming 2 pale ochreous, sublunular spots. Legs 

 ferruginous^ thighs black, except at the tips. 



In the Cabinet of Mr. Vigors. 



