An "Explanation of the Figurei* 



Fig. j. One of the fmaller Spe- 

 cies of the Barnacle. A, the uni- 

 valve Shell ; B y the interior Shell that 

 tips the Stem emerging at the Aper- 

 ture of the univalve Shell ; C 3 its 

 Apparatus of Horns exerted. Ail 

 this as it appears to the naked Eye. 



Fig. 8. Its Trunk magnified. 



Fig, 9. The fuppofed. Fjnbryo-Sok 

 according to its natural Size. A y the 

 Animalcule on the Tail. 



Fig. to The Spawn extracted out 

 of the Cavity, and thrown afide to 

 iay open the Lineaments of the Ver- 

 tebras of the Back-bone, GV. in the 

 Embryo-Sole. 



Fig. it. The Animalcule magni- 

 fied, with its Back obverted to Sight i 

 The Eyes and Antennae lie under. 



Fig. 12. The Tongue of the Lizard, 



FINIS. 



