54 



nelli. This insect was originally described by 

 Linneus, and was afterwards named Nigripennis 

 by Fabricius. Olivier was correct in following 

 Linneus. The tabular arrangement of the genera 

 composing this family will be found under Brachinus, 

 among the Fabrician Carabidse. 



Sp. 16. Marginatus. — This insect is a Chlaenius, 

 and has different names applied to it : the oldest is 

 marginatus, and consequently takes precedence of 

 the Fabrician name \>estitus. 



Sp. 17. Complanatus. — Now of the genus Nebria 

 Latreille. The Nebriadae require to be separated 

 from the Elaphridse, with which they have been 

 associated by M. M. Audouin and Brulle, the fol- 

 lowing genera compose the family. 



Nebriad,e, Hope. 



Genera. 



Country. 



Typical Species. 



1. 



Nebria, Latreille 



N. Europe 



Complanata, Linneus. 



2. 



Pteroloma, Schonherr 



Kamtschatka 



Forstromii, Gyllenhall. 



3. 



Helobia, Leach 



England 



Brevicollis, Fabricius. 



4. 



Alpseus, Bonelli 



Switzerland 



Castaneus, Bonelli. 



5. 



Leistus, Fralich 



England 



Spinibarbis, Fabricius. 



In addition to the above genera, Notiobia of 

 Perty might probably be added. Le Comte de 

 Castelneau, speaking of Notiobia, says, that it has 

 the general appearance of a Nebria ; as I am only 



