16 CATALOGUE OF CUCUJID^E. 



2. Silvan US intermedius. 



Dark fuscous : head and thorax very finely and closely punc- 

 tured ; the face has iwo longitudinal channels or depressions, not 

 reaching- the vertex : the thorax has two depressions towards the 

 base, and on each side has six obtuse teeth, those on the anterior 

 angles directed forwards : abdomen ; the elytra punctured in strias, 

 and having two or three obsoletely elevated carinas most prominent 

 towards the base. 



Length H line, 

 a, b. Philippine Islands. From Mr. Wood's collection. 



3. SiLVANUS DENTATUS. 



Silvanus dentatus, Say, Journ. Acad. Nat. Sc, 265. 

 Silvanus denticollis, Dej. Cat. 338. 



Hab. — United States. 



4. Silvanus BREvicoRNis. 



Silvanus brevicornis, Erichs. Arch. fur Naturg. 218, 159. 

 Hab. — Van Diemen's Land. 



5. Silvanus bicornis. 



Silvanus bicornis, {Rosenk. MSS.)^ Erichs. Nalurg. Ins. Deuts. 337, 



2. 

 Silvanus subdentatus, Dej. Cat. 338. 



Hab.— Europe. 



6. Silvanus bidentatus. 



Dermestes bidentatus, Fah. Syst. Eleut. i. 317, 28. 



Colydiura sulcatum, Syst. Eleut. ii. 555, 1. 



Leptus bidentatus, Dufts. Faun. Au^t.iW. 157, 2. 



Silvanus bidentatus, Erichs, Naturg, Ins. Deuts. 338, 3. Redtenh. 



Faun. Aust. 187, 2. 

 Hab. — Europe. 



