178 



REVISION OF THE AUSTRALIAN CURCULIONID^ 



BELONGING TO THE SUBFAMILY 



CR YPTORHYNCIIIDES. 



By Arthur M. Lea. 



Part II. 



In this part several genera close or moderately close to Porop- 

 terus are brought together. For Poropterus porrigineihs, P. lemur 

 and P. tvmmlosus new genera have been proposed; a number of 

 species referred by Mr. Pascoe to Acalles are placed in Decilaus, 

 and Petosiris has been regarded as a synonym of Paleticus. 



Femora edentate. 

 Femora not grooved. 

 Elytra more or less distinctly tuberculate or fas- 

 ciculate Poropterus. 



Elytra not tuberculate or fasciculate EL.i:AGNA. 



Femora more or less distinctly grooved. 

 Elytra tuberculate. 



Elytra rounded posteriorly Microporopterus. 



Elytra abruptly declivous posteriorly. 



Mesosternal receptacle large and almost 



truncate in front PsEUDOPOROPTERUS. 



Mesosternal receptacle small and curved Poropteroides. 



Elytra not tuber t;ulate Decilaus. 



Anterior, posterior, or all the femora dentate. 



Abdominal segments free Hexymus. 



Two basal segments soldered together in middle. 



Shoulders rounded, not at all produced Platyporopterus. 



Shoulders projecting Paleticus. 



Genus E L ^ A G N a, Pascoe. 

 Trans. Ent. Soc. Lond., 1870, p. 461. 



Head convex or flat ; ocular fovea usually invisible. Eyes 

 small, subpyriform, finely faceted, widely separated. Rostrum 

 rather short, flat, wide, shorter than prothorax, straight or very 



