Genus 3f)4. — COSSONUS. 999 



* 4- C. Cylindricus. Dejean. 



Niger, glaber, siiprn paulo convextis , anlenm's pedibusque rufo-ferru- 

 gi?ieis , rostro breviori, crassiori, opi'ce minus dildtato , svpra bre- 

 viter canaliculato ; thorace sub-quadiangulo, postice in medio 

 obsolete impresso, undique profunde minus confertim punctata, 

 linea, dorsali Icevi; elytris convexis , sulcatis, sulcis profunde punc- 

 talis. — Bhn. 



Dejean, Cat. CoL ed. i. p. 99. ed. 1. p. 3o5. ed. 3. p. v^3o. 

 Sahlb. Ins. Fenn. II. p. 1 10. i. 



Cossonus linearis. Payr. Fn. Suec. IIT. p. 242. Go. — Mon. Cure. 

 p, 51.48. 



Gyllenh. Ins. Suec. III. p. 256. i. 



Oliv. Ent. V. 83. p. 425. 525. Curculio.T. 35. f. 534. a- ^■ 



Steph. Brit. Ent. V. p. 8. 2. 



Stev. Mus. Mosqu. II. p. io3. 



Curculio parallelepipedus , var. Herbst, Col. VI. p. 276. 247. 



Cossonus Morlleri. Dom. Waltl in Lilteris. 



Id. corticalis. Stuum, Ins. Cat. 1826. p. i25. 



* Var. ß. Antennis, elytris abdomine pedibusque dilutius fer- 

 rugineis. 



Cossonus linearis, var. b. Gyllenh. Ins. Suec. 1. c. 

 Payr. Fn. Suec. 1. c. var. (3. 

 Sahlb. Ins. Fenn. II. 1. c. var. b. 



Patria : Suecia meridionalis , Styria , Westphalia , Gallia. 



Centuria 2. Thorax postice bi-sinuatus. (Species 5-440 



* Thorax antice plus minusve coarctatus , haud constrictus. 



(Species 5-4i.) 



A. Thorax supra sub-a;qualis , vix impressus, confertim piinctatus. 



(^ Species 5-i3.) 



5. C. Xylophilus. Schh. 



Sub-depressns , niger, nitidus; fronte foveolata ; rostro valido , apicem 

 versus panim ampliato, evidenter sub-remote punctulato; thorace 



