Pongo pygmaeus subsp. pygmaeus Linnaeus 1760
Pongo pygmaeus subsp. pygmaeus Linnaeus 1760, Amoenit. Acad., Vol. 6: 68.
Type Locality: Indonesia, Kalimantan, Landak River.
Synonyms: Pongo pygmaeus subsp. agris (Schreber 1799); Pongo pygmaeus subsp. batangtuensis (Selenka 1896); Pongo pygmaeus subsp. borneensis Röhrer-Ertl 1983; Pongo pygmaeus subsp. borneo (Lacépède 1799); Pongo pygmaeus subsp. dadappensis (Selenka 1896); Pongo pygmaeus subsp. genepaiensis (Selenka 1896); Pongo pygmaeus subsp. landakkensis (Selenka 1896); Pongo pygmaeus subsp. rantaiensis (Selenka 1896); Pongo pygmaeus subsp. rufus (Lesson 1840); Pongo pygmaeus subsp. satyrus (Linnaeus 1766); Pongo pygmaeus subsp. skalauensis (Selenka 1896); Pongo pygmaeus subsp. sumatranus (Mayer 1856); Pongo pygmaeus subsp. tuakensis (Selenka 1896); Pongo pygmaeus subsp. wallichii (Gray 1871) .