548 ZEPISMA. 



of the anlnnal, where each has its origin, covered with an 

 oval fcale. Towards the tail there are lix other appen- 

 dices, much fliorttr, -which may be termed ialfe feet, as 

 they feem to give no afllftance to the progreflive moticri 

 of the animal *. There are only three fpecies of this 

 genus enumerated in the $jftem of Nature, 



* Barbut's Gen= Tnfefl. p. 322". 



/ 



