1)1. 



OBRIUM CANTHARINUM. 



Order Coleoptera. Fam. Cerambycidae Lat., Leach. 



Type of the Genus Cerambyx cantharinus Linn. 



Obrium Megerle. Saperda Fah., Fanz. Callidium Fak. Cerambjrx 

 Linn. 



AntenncE inserted in a notch in the eyes, as long as the body in 

 the females, longer and more slender in the males j 1 1 -jointed, 

 hairy, 2nd joint the smallest, 5th the longest (fig. 6). 

 Labrum small, transverse, hairy (1). 

 Mandibles bent, acute, somewhat trigonate (2). 

 Maxillce terminated by 2 lobes, ciliated with strong hairs, the 

 internal one short, somewhat acute, the other long, curved and 

 truncated. Falpi 2, 4-jointed, the 3 first joints short, somewhat 

 clavate with a few bristles, the terminal joint long, robust, at- 

 tenuated towards the extremities, truncated (3) . 

 Mentum transverse, rounded at the sides, emarginate before, 

 i/jjo bilobed, ciliated. PoZpi 3 -join ted, 2 first joints short, 3rd 

 somewhat elongate, ovate-truncate (4). 

 Head nutant trigonate. Eyes emarginate on the internal edge. Thorax 

 longer than broad, produced on each side, but not spined. Scutellum 

 small. Body elongate, nearly cylindric. Elytra long, twice the 

 breadth of the thorax, having a truncated appearance before and 

 rounded at the apex. Wings 2. Thighs clavate. Tibia simple. 

 Tarsi composed of 4 joints, of which the 1 st is the longest, the 3rd 

 bilobed, 4th slender. Claws small (5 afore leg). 



Cantharinum Linn. Syst. Nat. 2. 637. 82. — brunnea Fab. Ent. Syst. 

 V. ]. pars 2. p. 3\6. n. 45. Fanz. 34. 15: mas. — ferruginea Fa6. 

 Ent. Syst. v. l.pars 2. 316. 44. Fanz. 34. 14 : fern. 

 Mas : ochraceous-ferruginous, shining, pilose, head and thorax 

 somewhat more brilliant than the elytra, which are irregularly 

 punctured. Eyes black. Legs brown, inclining to ferruginous. 

 Antennae brown, deepest towards their base. Fem : twice or 

 thrice the size of the male, flead and thorax punctured. An- 

 ' tennse and legs black ; two terminal joints of the tarsi rufous. 



In the Cabinets of Mr. Sparshall and the Author. 



Although I have not seen Megerle's characters of the genus 

 Obrium, I have no hesitation in adopting it, since the long and 

 dilated, or subspinose thorax as Fabricius terms it, neither 

 agrees with Saperda nor Callidium ; and the length of the 5th 

 joint of the antennae appears to be a peculiar character. De- 



