Of the Barnacle: 95 



Concurrence of fome other additi- 

 onal Obfervations requifite upon this 

 Occafion, amounts to no more than 

 a probable Argument, I cannot cer- 

 tainly pronounce, whether their ad- 

 heiion in Clufters, and intimate Con- 

 junction by the Roots of their Stems, 

 be owing to any Analogy they may 

 bear in Propagation to the Polype, 

 or to the original Contiguity of the 

 Spawn in its Deposition, which as 

 the Animal by its Nature feems 

 fixed to the Place of its Nativity, 

 continues to adhere together in its 

 Increafe by the fame Principle, which 

 fixes it to the Ship or Rock from 

 whence it feems to fpring. 



We may diftinguifh in this Sea- Plate VI, 

 production, as it appears to the naked Fi &- l - 

 Eye, three remarkable Particulars 5 

 the black cylindrical Stem, by the 

 Bafis of which it adheres to the 

 Ship or Rock upon which it is 

 found ; the Shell, that tips the Stem, 

 and the Fifli itfelf inclofed in the 

 Shell. The Stem is hollow throughout 

 its whole Length, yet fo that the 

 interior Vacuity is of no great Dia- 

 meter in Proportion to the outward 



Circum- 



