SUPERINTENDENT'S REPORT. 
To the Board of Directors of the Zoological Society of 
Philadelphia: — 
Gentlemen: — I beg to submit my report for the year 
ending February 28th, 1917. 
Total number of animals exhibited in each class during 
the year: — 
Mammals 596 
Birds 1,292 
Reptiles 671 
Amphibians 22 
2,581 
The species exhibited in the collection for the first 
time were: — 
Patagonian Cavy (Dolichotis patachonica Shaw). 
Habitat, Patagonia into Argentina. 
A fine pair of these harelike rodents, the only existing 
species of the genus, was purchased on June 3d. 
Common Duiker or Bush Buck {Cephalophus grimmi 
Linnaeus). 
Hab., South Africa. 
A female imported by the Society direct from Africa 
was received on February 10th. 
Columbian Black-tailed Deer {Mazama columhiana Rich- 
ardson) . 
Hab., Western North America from British Columbia 
to California west of the Cascade Mountains. 
A young pair was received by purchase on April 13th. 
Lund's Opossum (Didelphys albiventris) . 
Hab., Brazil. 
An adult pair and four young ones of this rare and but 
recently described species were purchased on No- 
vember 21st. 
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