The Burmese Red-bellied Squirrel (Sciurus pygerythrus).
Date published 1911
Source “Squirrel,” Encyclopædia Britannica (11th ed.), v. 25, 1911, p. 748.
Author Unknown artist
Source: https://commons.wikimedia.org/wiki/File:EB1911_Squirrel_-_Burmese_Red-bellied_Squirrel.jpg

The Irrawaddy squirrel (Callosciurus pygerythrus), aka hoary-bellied Himalayan squirrel, is a species of rodent in the family Sciuridae. It is native to Bangladesh, China, India, Myanmar, and Nepal. The squirrel’s fur color varies from greyish-brown to reddish-brown, with some squirrels being grizzled. Some squirrels have dark tips of their tails, and pale hip patches. Its head to body length is about 20 cm, and its tail length is about 20 cm as well. Irrawaddy squirrels weigh approximately 45 grams. They mainly eat nuts, seeds, fruits, bark, lichen, and various types of vegetation, however some squirrels may eat insects and small vertebrates.

Order: Rodentia
Family: Sciuridae
Genus: Callosciurus
Species: Callosciurus pygerythrus (I. Geoffroy Saint Hilaire, 1832)