TRANSACTIONS 



OF THE 



AMERICAN PHILOSOPHICAL SOCIETY. 



NEJV SERIES. 



No. 1. 



Descriptions of Insects of the families of Carabici and Hv- 

 DRocANTUAKi of Latveille, inhabiting JVorth America. 

 By Thomas Say. — Jiead, 2Gth Aug. 1819. 



In the first Volume of the New Series of the Transactions 

 of this Society, I commenced the rei^ular description of our 

 North American insects, by a Monograph of the iniligenous 

 Cicindeletse ; a Linnsean genus which occupies the first station 

 in the improved classification of I.atrcille. 



I now proceed to lay before the Society descriptions of 

 such of our native insects, as were included by Linn*-, in his 

 three genera, Carabus, Dytiscus, and Gi/rinus. The two 

 former of these, but more particularly the first, arc now 

 considered as great families, constituting numerous e;encra, 

 and asrcealtiy to the order in which 1 have enumerated Ihem, 

 immediately succeeding the Cicindeletie, in the system which 

 I have ado|)ted. 



The Carabii are very numerous, are insccli\nrf)us, ter- 

 restrial, com.nonly inhabiting moist places, under stones, or 



VOL. II. A 



