Caffida. CQLEOPTERA. 43 



nea^ though thefe two infects feem to differ much 

 from the Caflidse in the form of the Fegments 

 of their belly, which terminate on each fid 

 round and foft appendices •, the belly of the Caf- 

 fida on the contrary is fimple. 



The oblong form and flatnefs of the abdomen 

 in the lampyrides ferves likewife to diftinguifli 

 them from the Caffida, which laft are almoft o- 

 val, with the abdomen much more elevated in 

 the middle than on the fides ; from which cir- 

 cumftance the name of Tortoife Beetle hfcs been 

 given to it in our language. 



Genus 



