🦕 Prehistoric World Map

Anisosiren fossil map

Where fossils of Anisosiren have been found, shown on the Earth as it looked about 45 million years ago and on today’s map.

Dots are fossil collections recorded in the Paleobiology Database. The “then” view moves today’s fossil sites back to their positions 45 million years ago (the time slice nearest the median age of the fossils) using the Merdith et al. (2021) plate model; positions are approximate. Open on the timeline map →

GroupEarly mammals
Lived48.07–41.03 million years ago (Lutetian)
PeriodsPaleogene
FamilyDugongidae
Named byKordos 1979
Fossil records2 occurrences at 1 locations (PBDB)
Found inHungary
Rock formationstxn:43286

About Anisosiren

Anisosiren was an early sea cow from the Middle Eocene of Hungary.

Text in “About” is quoted from the Wikipedia article Anisosiren (revision 1305941968), licensed under CC BY-SA 4.0; introduction excerpted verbatim, formatting removed. Ages, family, authority and fossil records: Paleobiology Database, accessed 23 October 2026. Ages are those of the rock layers the fossils were found in. Wikidata: Q65074587.

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