Page:Notes on the Slow Lemurs.pdf/12

538 All figures about natural size.

Figs. 1–4, Nycticebus borneanus, showing progressive increase in size, and the development of the temporal ridges with increasing age. Figs. 5–8, Nycticebus malaianus, showing progressive increase in size, and the development of the sagittal crest with increasing size.
 * 1) Adult female, Sanggau, western Borneo. Cat. No. 142238, U. S. N. M.
 * 2) Adult female, Sanggau, western Borneo. Cat. No. 142239, U. S. N. M.
 * 3) Old adult male, Tyan, Kapuas River, western Borneo. Cat. No. 142233, U. S. N. M.
 * 4) Very old aduly male, Sakaiam River, Sanggau district, western Borneo. Cat. No. 142234, U. S. N. M., type.