L 7“ J 
had been out of Water half an Hour, or more, and 
had been handled (which I fcriiple not tO‘ do), and fo 
was drained well j fo that I am certain the Appearance 
was in the Vcflels of the Creature, thongh I would 
pot be fo rafh as to fugged they were real Animal - 
vula ; for I prefume the Figure and Motion may be 
accounted for, without fuppofing them to be any 
other than Globules of Blood, from the State in which 
the Blood might be, and from fome Alteration of 
the State of the Veffel itfelf: The Blood, indeed, 
feemed to be about ftagnating $ but this I fubmit to 
your Judgment, who are fo well acquainted with the 
Laws of Hydroftatics .- — It came into my Head, 
that I had feen a Drop of Water proceed fomewhat 
like it, in its Defcent on a fmooth dry Surface (as a 
glafs Plate held nearly perpendicular) 5 and, on Trial, 
I found the Drop to proceed in a kind of Meatus, not 
altogether unlike the Motion of the faid Globules. 
3n the Courfc of the Blood from A to B (fee Fig. 2 . 
Tab, V.) fometimes a Current would turn off to the 
Brandi at a, for a good while together, then ceafe 
to do fo, palling on to B and leaving the Branch a 
empty : and then again you might fee it fill the Branch 
again : This 1 law fucceflivdy feveral Minutes together. 
If you think this worth communicating to the Royal 
Society, as an Experiment capable of Improvement 
by Pcrfons of more Leifure, and better Skill, it is at 
your Service. 
I would only mention to you fome of the Diffi- 
culties 1 met with, and tire you no longer. 
At firfl it was no eafy Matter to make a Creature, 
coming out of fo cold an Element, bear even the 
reflected Rays of the Sun, when converged, though 
far 
