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Diatomys fossil map

Where fossils of Diatomys have been found, shown on the Earth as it looked about 15 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 15 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 →

Diatomys
Image: Jonathan Chen, CC BY-SA 4.0, via Wikimedia Commons
GroupEarly mammals
Lived23.04–5.333 million years ago (Aquitanian to Messinian)
PeriodsNeogene
FamilyDiatomyidae
Named byLi 1974
Fossil records28 occurrences at 6 locations (PBDB)
Found inPakistan, China, Thailand
Rock formationsLower Manchar, txn:100680, Xiacaowan, Vihowa, Shanwang

About Diatomys

Diatomys is an extinct rodent genus known from Miocene deposits in China, Japan, Pakistan, and Thailand. The fossil range is from the late Early Miocene to the Middle Miocene (22.5–11 Ma).

Text in “About” is quoted from the Wikipedia article Diatomys (revision 1294906439), 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: Q905010.

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