( 1500 ) 
i^nd particularly in every digit of the Feet, it was a curious 
fight toobferve the Stream come to the extremity of the 
Toeinonc Channel, and return by another. InthisNewte 
juft below the fettingon of the head on each fidearethree 
iitile rugged flefhy b anchcs, which he fpreads like Fins, 
aod which help to poife his Body. Obferving thefc with 
the Microfcope, I found each of ihem divided (fomething 
like a Leaf of Polipody)into a great many pointed branch- 
ings, in each of which (as in Toes) I can fee the Blood 
come to the extream point on one fide, and return on the 
orlier^ and thib is the more entertaining, becaufe 50 or 40 
of thefe" branchings will fometimcs appear at one vrc^v 
iiod the Blood feen diftinvSrl); circulating in all. For as; Mr 
C/?2?7/^cr rightly obferves, the Globules of the Blood ofthele 
Creatures are Very large, fo that I can fee the Circubtion 
in them very, well, even with the fmilleft Magnifiers, which 
take in a great Area, find from whit has been faid of this 
courfe of Blood, I am perfwaded, that thefe Organs in the 
Newte are not bnty defigil'd to be ferviceable in their 
Swimming, but ftho they have Lungs hke a FrogJ may be 
alfo A nalogous to the Gills in rifhes. 
In rny examination of the Waters of our Di ches (in 
which I daily find new varieties of 4nimdcHla) I had the 
good luck to meet with great numbers of chofe round Bo- 
dies, mentioned by Mr Leeuvpenhoeck in the Tranfr&ions^ No 
■ 76\.A?in0 17CO. which are there fo well defcribed, that 
1 fliould not have again fpoke of them, only that I faw a 
very furprizing PhoenQmenon while I was obferving them. 
Each of thefe fpherical Bodies ( which are fmaller than a 
Muftard Seed) have a conftant progreffive motion, and at 
the fame time a flow revolution about their own axe, and 
contain within them other fmall Globules, fome more, fome 
lefs, but I never found above loin any one, and thefe I 
have feen move and change their pofition within theo her, 
which Mr L. fays he never obferved. While 1 had pne df 
thefe Bodies on a Olafs plate before my Microfeope,;Ifiw 
