268 THE AMERICAN NATURALIST. | [Vor. XXXV. 
EXPLANATION OF PLATE III. 
Illustrating the modifications of the pes in Marsupials and their probable 
phylogenetic relations 
a. — Didelphys nudicaudata Geoff. 
t 
e. — Antechinomys laniger Gould. 
f. — Phascolomys latifrons Owen. 
g. — Perameles doreyana E & Gaim. 
h. — Peragale leucura Tho 
i. — Hypsiprymnodon dickies Rams. 
j. — Macropus. sp. 
Figs. a-i after Dollo. 
