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Giraffatitan brancai Janensch 1914 (brachiosaurid)

Reptilia - Saurischia - Brachiosauridae

PaleoDB taxon number: 92308

Humboldt exhibit skeleton of Brachiosaurus brancai

Alternative combinations: Astrodon brancai, Brachiosaurus brancai, Brachiosaurus branchi, Branchiosaurus brancai

Synonyms: Astrodon fraasi Janensch 1914 (no. 80887), Brachiosaurus fraasi Janensch 1914 (no. 64502), Brachiosaurus fraasii Janensch 1914 (no. 301658)

Full reference: W. Janensch. 1914. Übersicht über die Wirbeltierfauna der Tendaguru-Schichten [Overview of the vertebrate fauna of the Tendaguru beds]. Archiv für Biontologie 3:81-110

Belongs to Giraffatitan according to P. D. Mannion et al. 2013

Sister taxa: none

Type specimens:

  • Giraffatitan brancai: MB.R.2180 (= S I; = S 66), a partial skeleton. Its type locality is Tendaguru quarry S, which is in a Kimmeridgian/Tithonian estuary/bay marl in the Tendaguru Formation of Tanzania.
  • Brachiosaurus fraasi: HMN, a set of postcrania. Its type locality is Tendaguru quarry Y, which is in a Kimmeridgian estuary/bay marl in the Tendaguru Formation of Tanzania.

Ecology: ground dwelling herbivore

Average measurements (in mm): femur length 1916.5, femur circumference 730.0, fibula length 1065.4, humerus length 1931.0, ilium length 1193.3, ischium length 925.0, pubis length 1027.5, radius length 1260.0, scapula length 1649.1, tibia length 1008.6, ulna length 1300.0

Estimated body mass: 37.8 tons based on femur circumference and femur length