H 



Gen. V. Hydrous. 



Hydrous. Limic Mss., Leach. 



Scutdlum magnum. Tarsi ant id c? medium versus valde 



dilatati, unguibus inaequalibus. 

 Hydrophilus : 1 . piceus, &c. 



Gen. VI. Hydrophilus. 



Scutellum mediocre. Tarsi antici in utroque sexu sim- 



plices. 

 Hydrophilus 1 . Caraboides, cum speciebus nonnullis in- 



editis. 



