74 
vis 
76 
77 
78 
79 
80 
81 
82 
83 
84 
85 
86 
87 
88 
89 
go 
gi 
92 
93 
23 
ARCTOIDEA. 
Ursus americanus, Black Bear. Ileo-colon. 
Ursus americanus, Black Bear. Ileo-colon. 
Ursus arctos, Brown Bear. Ileo-colon. 
Ursus maritimus, Polar Bear. Ileo-colon. 
Ursus maritimus, Polar Bear. Ileo-colon. 
Procyon lotor, Racoon. Ileo-colon. 
Procyon lotor, Racoon. Ileo-colon. 
Nasua rufa, Coati. Ileo-colon. 
Nasua rufa, Coati. Ileo-colon. 
Taxidea americana, Badger. Ileo-colon. 
Cercoleptes caudivolvulus, Kinkajou. Ileo-colon. 
Bassaris astuta, Racoon-fox. Ileo-colon. 
Bassaris astuta, Racoon-fox. Ileo-colon. 
Bassaris astuta, Racoon-fox. Ileo-colon. 
B. Discoidea. 
Rodentia. 
With the exception of one group, the Doormice, Myoxine, 
all Rodents have a large cecum, presenting in some forms 
(Lepus) an appendage. 
Nos. 88-92. 
Hystrix cristata, European Porcupine. Ileo-czecum. 
Erethizon dorsatus, Canada Porcupine. Ileo-caecum. 
Dasyprocta aguti, Agouti. Ileo-cecum. 
Sciurus hudsonicus, Red Squirrel. Ileo-caecum. 
Arvicola pennsylvanicus, Meadow Mouse. Ileo-caecum. 
Insectivora. 
Czecum absent. 
Chetroptera. 
Czecum absent. 
Pteropus medius, Fruit Bat. Ileo-colon. 
Primates. 
Czcum present. Vermiform appendix in Nycticebus, Go- 
rilla, Chimpanzee, Orang, Gibbou, and Man. 
