( 1 5 77 ) 
Tbis Male Opfjum^ as the Femde you ^i&SttA^ was 
brought rrom Virginia and prefented to the R&yd Society^ 
' by the ftmc Benefaftor, William Bird ECq'^ and was alfo 
kept alive in their Repofitory 5 but falling frorn its 
meac ( like that you examin'd, i guefs) it languiflied and 
dyed : The caufe of its Death appeared to be from a 
M^'ttifJciition of the Duodemm immediately below the 
Pyioru^T^ which feeraed to arife from a quantity of Hay^ 
that had been colieftcd in the Stomach, and matted toge- 
ther in the fliape you have defcribad, and figured the 
'*\imy Tophuryoxx found in the Stomach of that yoa difTeit- 
c U but Icould not find any hair in this y this vvod of Hiiy 
flipping out of the Stomach ftuck in the Drndcmm^ which x39. Tab. 
, together with the vifcid matter that involved it^cornpleatly 1? 's- 1- 
obftruftcd the Paflage in that Gutj as well as that of the 
Gall into the Gut, which appeared from the Diftention 
of the Liver as well as fuUnefs of the Gall Bladder. The 
Ommtum^ which in this Creature is only faftned to the 
bottom of the Stomach, had alfo fufFered a Gangrene, as 
hadalmoft the whole Canal of the Gucs: but of this by 
the by, my defign being only to give you an account 
(fuch as it is) of thofe Parts of the Mdk^ which diftin-^ 
guifh it from the 
Befides the Organs imploy'd in Generation, the Male 
Opojfum differs externally from the Female^ there being 
no Marfufium or Pouch to receive the young ones, winch 
you have given fo exad a defcripdon of 5 nor are there 
any Mufcles inferred to the Skin ot^tht Ahd&^^^en fpringing 
from the Ojffa Marfnpialia, as you call the Bones, which 
may defervc the Name olHyoides^ from the figure they 
make with tht Ojja Pfihis of this Animal ^ which Bones do 
not feem to differ in the Male^ from thofe of the Fcmak 
you have defcrifcied and figured in the Tranfadlions above- 
mentioned. 
•. There is no external appearance of Genitals in the f ■ 
NUk OppJJkm but the Scr&tHm --^ which, is but juft big c- 
nough 
