# Thunder Beast Fossils Found in California

> Ancient thunder beast fossils discovered at Oceanside construction site.
- Title: Thunder Beast Fossils Found in California · ABC7 New York
- Summary: Ancient thunder beast fossils discovered at Oceanside construction site. Paleontologists found possible 45-million-year-old thunder beast remains at a…
- Keywords: thunder beast, oceanside, california, paleontologists, fossil remains, construction site, santiago formation, eocene epoch, news, local, Thunder, Beast
- Source: ABC7 New York — https://abc7ny.com/story/possible-remains-prehistoric-thunder-beast-discovered-construction-site/19866452
- Published: 2026-09-24T17:31:59+00:00
- Read time: 1 min
- Topics: thunder beast, oceanside, california, paleontologists, fossil remains, construction site, santiago formation, eocene epoch, news, local
## Discovery
Fossilized remains of a possible thunder beast were found at a Southern California construction site this month.
## Location and Age
The remains, discovered in Oceanside about 40 miles north of San Diego, are up to 45 million years old.
## Fossil Details
Crews uncovered several limb bones, ribs, and other fragments during routine excavation 12 feet below the surface.
## Paleontologist Involvement
Joseph El Adli, a paleontologist monitoring the site, immediately recognized the significance and secured the area for additional excavations.
## Identification Process
Paleontologists believe the remains could be a Titanotheres or Amynodon, both known as 'thunder beast' or 'swamp rhino'.
## Future Steps
The fossils will be transported to a laboratory for study and eventually displayed in a museum collection for public access.
## Key takeaway

Paleontologists found possible 45-million-year-old thunder beast remains at a Southern California construction site during routine excavation.