REMARKis 



FABRICIAN AQUATICS. 



Hydrophilus, Fabricius, 

 Hydrophild^, Leach. 

 Hydrophiloidea, Hope. 



Sp. 1. Emarginatus. — Now of the genus Sper- 

 cheus Fab. For the Table of Genera belongmg 

 to the HydrophilidaB refer to a former page, at the 

 commencement of the Linnean Aquatics, the genus 

 Spercheus, by M. M. Audouin and Brullc, is 

 considered as belonging properly to the Helopho- 

 ridse. I retain it, however, among the Hydrophilidae, 

 as I never found it out of water, and have my 

 doubts if it can exist long out of that element, 

 which is no uncommon case with some of the spe- 

 cies of Helophoridse. Mr. Westwood is of opinion 

 that it may be considered as a connecting link of 

 the two families. 



Sp. 4. Caraboides. — Now an Hydrophilus of 

 Authors. By some writers the term liydrocharus 

 is applied to it. If we retain Hydrous as n 



