DinoDex

Holotype

FMNH P25107

Brachiosaurus altithorax

Open the Brachiosaurus altithorax profile

Facts

Catalog number
FMNH P25107
Institution
Field Museum of Natural History (FMNH)
Year found
1900
Found by
Elmer S. Riggs
Locality
Riggs Quarry 13, near Fruita / Grand Junction, Colorado
Formation
Morrison Formation

Images

Mounted Brachiosaurus altithorax skeleton cast based on the holotype FMNH P25107 at the Field Museum, Chicago.Image credit: Gary Todd, CC0, via Wikimedia Commons, Field Museum of Natural HistoryCC0 1.0Source (opens in a new tab)

What this specimen preserves

Holotype: FMNH P25107

  • Preserved
  • Partial
  • Reconstructed
  • Unknown / not recorded
Region by region (table)
Skeleton regions of Holotype: FMNH P25107
RegionState
SkullUnknown / not recorded · Not preserved.
MandibleUnknown / not recorded
TeethUnknown / not recorded
Cervical vertebraeUnknown / not recorded · Not preserved.
Dorsal vertebraePreserved
SacrumPreserved
Caudal vertebraePartial · Two tail vertebrae.
RibsPreserved
GastraliaUnknown / not recorded
Scapula / shoulder girdlePartial · Coracoid.
HumerusPreserved
Forearm (radius / ulna)Unknown / not recorded
Hand (manus)Unknown / not recorded
PelvisPreserved
FemurPreserved
Tibia / fibulaUnknown / not recorded
Foot (pes)Unknown / not recorded

Excavation history

Excavated by Elmer Riggs's Field Columbian Museum expedition in 1900 near Grand Junction, Colorado; named in 1903.

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