There are only two genera as yet known-the Red Cat-Bear, ailurus fulgens, and the Thibetan Ailuropus melanoleucos.
"Natural History of the Mammalia of India and Ceylon"
Robert A. Sterndale
Such also is the idea of a naturalist friend of mine, who, in writing to me about it, expressed it as being a link between Helarctos Malayanus and ailurus fulgens.
"Natural History of the Mammalia of India and Ceylon"
Robert A. Sterndale
That of ailurus shows the least difference, that is to say it is nearest in structure, having also six lobes, but more thick-set or depressed.
"Natural History of the Mammalia of India and Ceylon"
Robert A. Sterndale