Order Rodentia - Family Sciuridae Author Wilson, Don E. Author Reeder, DeeAnn text 2005 The Johns Hopkins University Press Baltimore Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 2 754 818 book chapter 0-8018-8221-4 10.5281/zenodo.7316535 Microsciurus J. A. Allen 1895 Microsciurus J. A. Allen 1895 , Bull. Am. Mus . Nat. Hist., 7: 332 . Type Species: Sciurus alfari J. A. Allen 1895 Species and subspecies: 4 species with 17 subspecies: Species Microsciurus alfari J. A. Allen 1895 Subspecies Microsciurus alfari subsp. alfari J. A. Allen 1895 Subspecies Microsciurus alfari subsp. alticola Goodwin 1943 Subspecies Microsciurus alfari subsp. browni Bangs 1902 Subspecies Microsciurus alfari subsp. fusculus Thomas 1910 Subspecies Microsciurus alfari subsp. septentrionalis Anthony 1920 Subspecies Microsciurus alfari subsp. venustulus Goldman 1912 Species Microsciurus flaviventer (Gray 1867) Subspecies Microsciurus flaviventer subsp. flaviventer Gray 1867 Subspecies Microsciurus flaviventer subsp. napi Thomas 1900 Subspecies Microsciurus flaviventer subsp. otinus Thomas 1901 Subspecies Microsciurus flaviventer subsp. peruanus J. A. Allen 1897 Subspecies Microsciurus flaviventer subsp. rubrirostris J. A. Allen 1914 Subspecies Microsciurus flaviventer subsp. sabanillae Anthony 1922 Subspecies Microsciurus flaviventer subsp. similis Nelson 1899 Subspecies Microsciurus flaviventer subsp. simonsi Thomas 1900 Species Microsciurus mimulus Thomas 1898 Subspecies Microsciurus mimulus subsp. mimulus Thomas 1898 Subspecies Microsciurus mimulus subsp. boquetensis Nelson 1903 Subspecies Microsciurus mimulus subsp. isthmius Nelson 1899 Species Microsciurus santanderensis Hernandez-Camacho 1957 Discussion: Tribe Microsciurini , according to Moore (1959) . Evidence to suggests that this genus is polyphyletic ( Mercer and Roth, 2003 ). See Emmons and Feer (1990) .