( I$4 ) 
//. Benjamini^ Broeckhuyfen Med. et Phtl.DoB, &c. 
OECONOMIJ COl^POT^IS AN IMALIS, 
five cogitationes fuccinftse de Mentej Corpore, et utri* 
ufqueconjuntftione* juxta Methodum Philofophiae Cat" 
te fiance^ dedu(flae. Amfielodami 8«. 
I. LUMBRICIIS TERES, or/iw^ Anatomical Oh- 
fervations on the Round Worm bred in human bodies. By 
Edward Tyfon M. D. CoL Med. Lend, nec non. Reg. 
Socief . Soc. • 
HAving been fo large in my/^^rw^r inftance^ in my Z)//- 
courfe on ihtjoynted-worm^ I intend to Gontraft my 
felf in//;^. Not that our prefentfubjedf is fcaniy, 
or does not afford a fufEcient plenty of remarkable obfer- 
vations 5 But 1 chofe rather to feledl what mcft faites 
0431: defign. For to be exad and nice in dW particulars^ 
would require a juft Treatife, and exceed the bounds I 
have at prefentfet my felf. 
I fhall therefore here give the Anatomy of the Lumbricus 
teres > that common l{ound Worm which Children ufually 
are troubled with; and in this more particularly make 
my remarks upon the Organs of generation in both Sexes s 
and herein fliew how vaftly different they are from thofe 
^^r^j" in the common Earth }Vorms> anditmaybe:» moft 0- 
thers. And withall I had defigned, together with this^ 
to have given the of the Earth Wor m ^ ^butfince 
have altered my intentions : and at prefent fliall refer 
to the account given of it by the famous Dr. Willis ^ refer- 
ving my farther obfervations of it to another opportunity. 
This fort of Wcrm by Hippocrates is named ^^yyvKO- s by 
Celfus y teres s and is ufually about a foot long> or fome- 
thing more^ or lefsi but I have hitherto obferved that 
the Male is generally leffer thai) the jFm^/^ ; fo that by 
their 
