1894. Sciuropterus phayrei Thomas and Hartert, Novitates Zoologicæ, I, p. 660. September, 1894 (Bunguran).
1895. Sciuropterus everetti Thomas, Novitates Zoologicæ, II, p. 27. February, 1895 (Revised determination of Bunguran specimens).
1895. Sciuropterus everetti Thomas and Hartert, Novitates Zoologicæ, II, p. 490. December, 1895 (Bunguran).
Two specimens, both from Bunguran; an immature male taken July 4, and an adult female taken July 21, 1900.
PETAURISTA NITIDULA Thomas.
1894. Pteromys nitidus Thomas and Hartert, Novitates Zoologicæ, I, p. 660. September, 1894 (Bunguran).
1895. Pteromys nitidus Thomas and Hartert, Novitates Zoologicæ, II, p. 490. December, 1895 (Bunguran).
1900. Petaurista nitidula Thomas, Novitates Zoologicæ, VII, p. 592. December 8, 1900 (Bunguran).
Seven specimens from Bunguran.
SCIURUS PROCERUS sp. nov.
1894. Sciurus tenuis Thomas and Hartert, Novitates Zoologicæ, I, p. 659. September, 1894 (Bunguran).
1895. Sciurus tenuis Thomas and Hartert, Novitates Zoologicæ, II, p. 492. December, 1895 (Bunguran).
Type.—Adult male (skin and skull) No. 104698 U. S. National Museum. Collected on Bunguran Island, North Natunas, July 18, 1900. Original number 574.