MAMMALIA. 
45 
Lemur macaco. — The Macaco, or Ruffed Lemur. 
Plate VI. fig. 10. 
Fur entirely black ; head gray ; with black patches round the 
eyes; tail long and bushy: hair of the cheeks very long: some 
individuals are covered with black and white patches. About 
twenty inches long. Inhabits Madagascar. 
Genus 18.— Loris. — Geoffroy. 
Generic Character. — Incisory teeth ;}, canine }~|, grinders fzl, 
total 36. Upper incisory teeth very small, and separated in the 
middle; grinders with sharp pointed crowns; head round; 
muzzle reflected ; nose rather long; eyes very large ; ears short 
and hairy: with four pectoral mammae : tailless. The bones of 
the legs distinct, and the tibia larger than the femur: the tarsus 
and metatarsus equal in length. 
Loris gracilis. — The Slender Loris. 
Plate VI. fig. 6. 
Fur yellowish mouse-colour, with a white spot on the fore¬ 
head ; body very slender, limbs remarkably thin ; totally destitute 
of a tail: body about seven inches and a half long. Inhabits 
Ceylon. 
Genus 19.— Nycticebus. — Geoffroy. 
Generic Character.— Cutting teeth canines J-J, grinders 
®-6; total 34 or 36. Intermediate cutting teeth separate; 
lateral ones small,—awanting in some species ; crowns of ante¬ 
rior grinders large, hollow in the centre; tuberculated at the 
angles : body strong; head round ; muzzle short, bent upwards; 
ears short and hairy; tail short; with two pectoral mammse. 
Nycticebus Bengalensies .— Slow Lemur. 
Plate VI. fig. 9. 
Fur pale reddish-brown ; dorsal line brown, with four upper 
incisory teeth, tail very short, legs very strong; eyes very large, 
approximate : about a foot long. Inhabits Bengal: 
