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MAMMALIA. 
Kangurus labiatus .— The Great Kangaroo. 
Plate IX. fig. 11. 
Fur ash-gray above, white beneath; with an ash-gray line 
across the chin ; legs and upper part of the tail blackish. Mea¬ 
sures six feet from the nose to the tip of the tail. Inhabits New 
Holland. 
Genus 10.— Phascolarctos. — Blainville. 
Generic Character. —Incisory teeth |, false grinders, true 
grinders ; total 28: with four intermediate teeth between 
the incisors and the upper grinders; molars with four tubercles; 
ears large and pointed; feet with five toes; the fore feet parted 
into two groups; the thumb and index finger on one side, the 
three others on the opposite; hind feet with a large distinct 
clawless thumb; and the two inner fingers small, united to the 
claws. 
Phascolarctosfuscus .— The Koala. 
Plate XVII. fig. 9. 
Fur long, thick, and barsb, of an uniform chocolate-brown. 
Size of a moderate dog. Inhabits New Holland. 
Division IV.—Incisory teeth without canine teeth. 
Genus 11. — Phascolomys. — Geoffroy. 
Generic Character .—Incisory teeth % no canine teeth, grin¬ 
ders ij—5; total 24. Cutting teeth very strong, thick, and short, 
the upper ones converging at their tips; grinders separated from 
the incisors by a vacant space; crowns oval, flat, separated into 
two by a groove; body thick; head large, flat ; ears short; feet 
with five toes; claws of the fore feet strong; thumbs of the 
hind feet small, indistinct, and without claws ; tail short, scarce¬ 
ly visible. Female with an abdominal pouch. 
