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Not to be confused with Sinomammut.
Temporal range: Late Miocene–Early Pleistocene
Skeletal restoration
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Proboscidea
Family: Gomphotheriidae
Genus: Sinomastodon
Tobien et al., 1986
  • S. intermedius
    Tobien et al., 1986 (type)
  • S. hanjiangensis
    Tang et Zong, 1987
  • S. sendaicus
    (Matsumoto, 1924)
  • S. bumiajuensis
    (Van der Maarel, 1932)
  • S. praeintermedius
    Wang et al., 2016

Sinomastodon ("Chinese mastodont") is an extinct gomphothere genus (of order Proboscidea), from the Late Miocene to the Early Pleistocene deposits of south-east Asia (China, Japan, and Indonesia). It is not to be confused with the genus Mammut from a different proboscidean family, whose members are commonly called "mastodons".

The animal was very similar to modern elephants with size ranging from 3.6 to 5.3 m. Several species are known from China, the best known being S. hanjiangensis from the Late Miocene and Early Pliocene of the Shanxi province. It is known from an incomplete skeleton of an adult (measuring 5.3 m) including maxilla, mandibles, teeth, tusks and other materials have been discovered. The Japanese species S. sendaicus described in 1924 from dentary materials from Pliocene deposits has been ascribed to the genus, as well as the species S. bumiajuensis (formerly Tetralophodon) from the late Pliocene of Java. One individual of S. hanjiangensis was a 30 year-old 2.07 metres (6.8 ft) tall and weighed 2.1 tonnes (2.1 long tons; 2.3 short tons).[1]


  1. ^ Larramendi, A. (2016). "Shoulder height, body mass and shape of proboscideans" (PDF). Acta Palaeontologica Polonica. 61. doi:10.4202/app.00136.2014. 
  • Tobien, H., Chen, G.F., and Li, Y.Q., 1986; Mastodons (Proboscidea, Mammalia) from the LateNeogene and Early Pleistocene of the People’s Republic of China. Part I, HistoricalAccount. Mainzer geowiss, mitt., 15, pp. 119-181.

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