sylvestris, Homo, ii. [194]

syndactyla, Siamanga, ii. [166]

syndactylus, Pithecus, ii. [166]

Hylobates, ii. [120], [146], [151], [152], [153], [166], [249]

Simia, ii. [166]

Talapoin, ii. [82]

talapoin, Cercopithecus, ii. [82], [245]

Miopithecus, ii. [82]

Simia, ii. [82]

Tamarin, Black and Red, i. [145]