f 68 ) 
an engine fo contrived by various tubes terminating in 
due places of a table, that any figure may be delineated 
by the bare injection of Liquors, withont any other art. 
In his ufe of the Liver he ^Sens the circulation of the 
bile in the jibdomen, and explains the manner of it; as 
alfo the motion of the Succus Nerveus and the Semen i 
which is not fo properly a Circulation, as a Flux and 7(f- 
fiux of it» becaufe he afligns the fame veflcls for the af- 
cent and defcent between ihtTeJles and the Brain. 
He confutes the Vulgar errors about thtTorpedo zxid 
Porcupines^ and gives his own experience that the firft 
a£ts only by a Tremulous motion ftronglyimpreffed on 
the hand that toucheth ir * efpecially in that part of the 
Thorax toward the back-bone where there is a concourfe 
of abundance of Nerves and Mufcles. And adds this 
circumftancc, that when with his finger extended He ob- 
liquely toucht the Thorax cf the Fifti, he fufFered nothing; 
but if with his finger bended he received perpendicularly 
the vibrations of it, then hewasaffeAed. 
That the Porcupine does not [hoot out its Spicula , but 
by keeping them ere£t doth Ihike and brandifh them by 
the help of its Mufcular outwird Skin > and the femi-lunar 
Mufdes with which the irmer Skin is accompanied, 
which ered and lhake the roots of thofe Spicula. 
Laftly he treats of the Caufes and Cures of Feavours 
and their differing P^r^Arj/^j-, which being wholly Medi- 
cat we leave to the Knowledge and Experience of the Pby- 
fitian* 
OXFORD, iteKft 
Prin itAh^LEONAKJ) LiCHFlE L T>> Printer 
to the Univerfity, and are to be fold by Hen, Rogers 
atthe Sign ofthe j5^i/pin Wefiminjler Hall» 
Sam. Smith zi rhe Primes^Armes in «S. 
Pauls Church-yard. and by Hen. 
Clements Bookfellerin Oxford. 
I d 8 |. 
