Notiomastodon
Encyclopedia
Notiomastodon is an extinct genus of proboscidea
Proboscidea
Proboscidea is a taxonomic order containing one living family, Elephantidae, and several extinct families. This order was first described by J. Illiger in 1881 and encompasses the trunked mammals...

 endemic to South America
South America
South America is a continent situated in the Western Hemisphere, mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere. The continent is also considered a subcontinent of the Americas. It is bordered on the west by the Pacific Ocean and on the north and east...

 during the Pleistocene
Pleistocene
The Pleistocene is the epoch from 2,588,000 to 11,700 years BP that spans the world's recent period of repeated glaciations. The name pleistocene is derived from the Greek and ....

 from 1.810 Ma—780,000 years ago, living for approximately .

It had two tusks on either side of a trunk like other members of Gomphotheriidae. Its apparent range was the central to southern continent with fossils recovered in Tarija Province, Bolivia
Bolivia
Bolivia officially known as Plurinational State of Bolivia , is a landlocked country in central South America. It is the poorest country in South America...

. It would have probably shared its habitat with Haplomastodon
Haplomastodon
Haplomastodon is an extinct genus of proboscidea endemic to South America during the Pleistocene from 1.810 Ma—11,000 years ago, living for approximately .It had two tusks on either side of a trunk like other members of Gomphotheriidae...

based on genus age of existence and geography.

Taxonomy

Notiomastodon was named by Cabrera (1929). It is not extant. It was assigned to Gomphotheriidae by Carroll (1988).
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