33 



7' Jf3o 

 299. 



XYLOPHILUS OCULATTJS. 



Order Coleoptera. Fam. Cantharidae Ciai. Anthicicles 



Lai. 

 Type of the Genus, Anthicus oculatus Payk. 



Xylophilus Bon.,Lat. — Aderus West., Step. — Anthicus Fab., Payk., 

 GyL — Notoxus Panz. — Lytta Marsh. — Cerambyx DeG. 

 Antennae of the male (6), inserted below the eyes, as long or 

 longer than the body, very pilose, filiform, 11 -jointed, basal 

 joint the shortest, excepting the 2nd which is quadrate^ the re- 

 mainder of equal length, somewhat funnel-shaped, truncate at 

 both ends, having a serrated appearance when curved, terminal 

 joint very long, dilated a little and acuminated at the apex : 

 those of the female (6a), inserted close to the internal margin 

 of the eyes, half the length of the body, slightly incrassated to- 

 wards the extremity, the joints more or less cup-shaped, the 

 terminal one elongate-ovate. 



Labrum semiorbicular, sparingly clothed with hairs (I). 

 Mandibles bifid at the apex, pilose externally, with the internal 

 margin membranous and transparent (2). 

 Maxillce small, terminated by a semilunar pubescent lobe, with 

 a small linear one on the inside, having a fascicle of curved 

 bristles at the apex. Palpi very long, 4-jointed, basal joint 

 slender and curved, 2nd long and subclavate, 3rd pilose sub- 

 ovate, 4th very large, somewhat cup-shaped, pilose, truncated 

 and spongy at the extremity (3). 



Mentum transverse, the angles rounded. Lip rather long and 



membranous, dilated and pilose at the apex. Palpi inserted 



near the middle, contiguous, triarticulate, basal joint minute, 



2nd small obovate, 3rd large cup-shaped, the apex truncated, 



spongy and pilose (4). 



Eyes very large and coarsely granulated, especially in the male, in 



which sex they approximate in front. Thorax semioval, narrower 



than the head. Scutellum minute. Elytra twice as broad as the 



thorax, elongate-ovate, somewhat depressed towards the base. Wings 



very ample. Legs slender. Thighs ; hinder pair incrassated. Tibiae 



spurred. Tarsi ; 4 anterior b-jointed, basal joint long, 2nd and 3rd 



lobed internally , 4th minute, forming the base of the blh which is 



clavate (5) ; basal joint very long and strongly ciliated beneath in the 



middle pair (5*) ; posterior pair 4-jointed, basal joint very long, 2nd 



lobed internally, 3rd very minute, 4th clavate (of). Claws simple. 



Oculatus Payk. — Gyl.2, 501, 11. — nigricollis Marsh, fern. 



Male: Castaneous, shining, clothed with yellowish pubescence. 

 Head and thorax black punctured, the latter with a transverse 

 impression towards the base. Elytra linear, rounded at the apex, 

 coarsely and irregularly punctured. Trophi, Antennaa and 4 

 anterior legs ochreous-ferruginous. Female : Elytra elongate 

 ovate. 



In the Cabinets of Mr. Grieshach, Mr. Walker, and the Author. 



