203 MODERN SYSTEM. 



Genus ^26. SILVANUS. Latr., Utic/'i. Tenebrio. De Ceer. 



Dermestes. Fair., Fanz. Ips. Olivier. Colydium. Fuj/L, 

 Habst. CORTICAKIA. Mars/nnn. 

 Antentue willi the second and following joints to tlie eighth joint nearly 



eiiual. 

 Sp. 1. .S7/. frumentarius. 

 C'olvdiuiu fruuuntarium. Panzer. Corticaria frumentaria. Marsh. 



ISilvauus iriinxentarius. Lutr., jAdch. 

 Inhabits damp cellars in old wood and paper. 



Stip.ps 3. — Jnlenna eleven-jointed. Mandibles prominent or exsertcd. 

 * Mandibles snadl. Bodi/ long and linear. 

 Genus 227. LYCTUS. Fahr., Paj/k., Leach. 

 Anfcnnte with a two-jointed club : Ihurax long and linear. 



Sp. 1 . Fyc. oblongus. 



Lyctus oblongus. Latr., L^each. J.yctus canaliculatus. Fabr. Ips ob- 



longus. Oliv. Bitoma unipunctata. Ilcrbsl. Corticaria oblonga. 



Marsh. 

 Inhabits old wood. 



** Mandibles large. Bodt/ elongate, much depressed, nearly equally 

 broad. 



Genus 228. TROGOSITA. Fabr., Oliv., Illig., Latr., Lam., Leach. 



Thorax almost quadrate, separated from the abdomen by a remarkable 

 interval: antenna momWt'orm, shorter than the thorax, compressed 

 towards the apex ; labrum exscrted, coriaceous, small, hairy in front. 



Sp. 1. Tro. mnnritanica. 



Tenebrio niauritanicus. Possi, Marsh. Trogosita caraboides. Fahr., 

 Illig-, Piiyk., Herbsl, I^alr. Trogosila mauritanica. Oliv., Leach. 



Inhabits Europe, under stones on the banks of rivers. 



Fam. XLt. PuYoxiD.t. Leach. 



Lip much widened at its extremity, cordiform ; body elongate : antennae 

 long, generally inserted in a notch in the eyes : labrum very small or 

 almost none. 



Genus 229. PRIONUS. Geoff., Fabr., Oliv., Latr., Leach. 



Thorax with the sides gently sloping, dentated: antenna serrated, a lit- 

 tle shorter jhan the body; of the male twelve, of the female eleven- 

 jointed. 



Sp. 1. Pri. coriarius. 



Ccrambyx coriarius. Linn., Marsh. Prionus coriarius. Latr., Fabr., 

 Oliv., Leach. 



Inhabils old trce:^; lUcs in the evening. 



