580 DR. ROMANES AND SALLY CHAP. 
regarding this Ape as anything but a Chimpanzee. The animal 
has the ways and manners of the Chimpanzee; has a cry exactly 
like that of A. troglodytes ; does not beat her breast like a Gorilla 
when annoyed. Anatomical knowledge, however, of this specimen 
is at present wanting. 
Anthropopithecus calvus' seems to be at least as much entitled 
to distinction as the last. It was originally described by du 
ba Yemtoh hs 
Fic. 277.—Young Orang-Utan. Simia satyrus. Zeitschrift fiir Ethnologie (Anthropolog. 
Gesellschaft), Bd. viii. (From Wiedersheim’s Structure of Man.) 
Chaillu; but Dr. Gray who examined the skins thought that the 
baldness was accidental, and then after this wise caution pro- 
ceeded to describe, under the name of A. vellerosus, perhaps the 
“worst” species of Chimpanzee that has been added to the 
unnecessarily long list of “species” of Chimpanzees. To this 
variety belonged “Sally ”* of the Zoo, whose intelligence has been 
celebrated by the late Dr. Romanes. The form is characterised 
' See also Duckworth, Proc. Zool. Soc. 1898, p. 989. 
* For the structure of this Ape see Beddard, Trans. Zool. Soc. xiii. 1893, p. 177 : 
and for experiments on her intelligence, Romanes, Proc. Zool. Soc. 1889, p. 316. 
