C ^5T9 ) 
fpeak of the mannf r the Perns of this Animal is ere6i:ed* ' 
On removing this thin broad Sphin&er Mt^fcle^ I was ob« 
Jiged to clear away two Lumps of hard Fat before the 
Body of the Penis Could be difcovcred s but we (hall leave 
thefe Parts til! we have cleared the Tejies. 
The Scroium being remov'd, each Teflide appear'd as 
reprefented on the left fide Q^T V, the Vaj^a pr^para^tra fli- 
and Defirentia CLQ_ being inclofed in the Cr£ /naffer Mixf^ 
cles P Thefe Miifcles were proponioo;»bly very large 
in this Animal, as I have always obferv'd them in Creatures, 
that have no VeficuU Semhides^ which is the Cafe of this 
Animal, and4:his Provifion of Nature feeems not only ne- 
ceflary to fqfpend the Teftes^ but thefe inclofing Cre^ajler 
Mufcies, alfo comprefs the Epididymides and Faja Deferen- 
tial and oblige them to difpatch their Contents (the ^emeti) 
into the Urethra in the time of the Coition^ which other^ 
wife would have a flow progrefs, but this contrivance 
appears more peculiarly requifite in this Creature, becaufe 
the defeft of the VeficuUSeminales here/eem to befupply- 
ed by the largenefs of the Epdid^medes of the Tefies W W Fig. 
which you know are the excretory Duds of theTe[hf^ 
and appear in this Animal to have a larger Bore than or- 
dinary : For this reafon the Tunics Faginales are very 
fVreight in this Animal, as appears in the Figure T V R R. 
On difcovering the Originations of the Spermatick Ar- 
teries, I wasfurprizd to meet with an appearance I never 
heard of nor obferved before 5 and in this I (hould not 
have had any fatisfaftion, if I had not firft injetSed Wax 
into the Trunks of the great i4r/er; i i i, and Vena Cavah ^^^^ 
hdow the Diaphragf/f. It feems the defcending Trunk ^*^' 
of the great Artery, below the emulgent Arteries in this 
Creature, i| placed direftly under the Trunk of the hna 
Cava^ nor does the Iliack Branches of the Arteries here, 
twine about thofe of the Veins, as in Human Bodies and 
fome Quadrupeds, which is done pe? haps to comprefs die 
Chanels of the Veins, by means of the Fulfation of thefe 
Ar- 
