adveiit!tious,by wearing tbe Pearl abonfi 
the Neckj or only fueh in the ©utermoli 
yellow Iphere, the humors of the Ani^^ 
mals notyet being changed at the time 
when the internal fpheres were formed* 
Whence their error is-, manifeftj who 
without confolcing Nature will imitate 
the forming of Pearls by their phancy g 
whereas hardly any one hath attempted 
it with fuceefsj except he haves like anon 
ther Lucullm , replenilht. Ponds with 
Pearl-bearing fliels, or have learclied fo 
the animals themfelves for the ways of 
multiplying thet^, or thence learn*d the 
difficulty of imitating Nature’s Works* 
1 will not deny, that there may be niade. 
Ittle glpbuls by art,compoled of various 
tunicles or coats 5 but to difpofe the 
coats out of a, row of threds joy^n'd; to 
one another, whence that native bright^^ 
nefs of Pearls dependsj that is the things 
which I judge moft difficult to, eflfed. 
.r The that lye,,under ‘ 
ground, may be reduced to 
three forts. , 
. The f is, of thofc, that are fo iik§- 
to thoTelately defqribed^.as an Egg is to 
an Egg 5 forafmuch as the ShdU them-^, 
G feivel 
