🦕 Prehistoric World Map

Gulfoceras fossil map

Where fossils of Gulfoceras 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 →

GroupEarly mammals
Lived23.04–20.45 million years ago (Aquitanian)
PeriodsNeogene
FamilyRhinocerotidae
Named byAlbright 1999
Fossil records2 occurrences at 1 locations (PBDB)
Found inUnited States
Rock formationsFleming

About Gulfoceras

Gulfoceras is an extinct genus of rhinocerotids endemic to North America from the Miocene, living from 23.03 to 20.4 mya existing for approximately 2.63 million years.

Text in “About” is quoted from the Wikipedia article Gulfoceras (revision 1258217271), 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: Q1028635.

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