What does the name/scientific name of Diplodocus mean?

It means "double beam" in Greek. It is derived from diploos (double) and dokos (beam).

What is the size/weight of Diplodocus?

Estimated total length is about 20-30m. Weight is estimated at 25-30t.

Is Seismosaurus a Diplodocus?

The large sauropodomorph discovered in the US in 1979 (specimen number NMMNH P-3690) was described as a new genus and species, Seismosaurus hallorum, in 1991. It was also the mascot character for the "World's Largest Dinosaur Expo 2002" (sponsored by Asahi Shimbun and NHK) held in Makuhari, Chiba. However, currently, the prevailing theory is that it is included in the genus Diplodocus.

What is the first paper describing Diplodocus?

It is the 1878 paper "Principal characters of American Jurassic dinosaurs. Part I." by Othniel Charles Marsh.

Diplodocus Gallery | Dino Tail

About Diplodocus

Scientific Name (Genus)	Diplodocus
Meaning of Name	Double beam diploos (double) [Greek] - dokos (beam) [Greek]
Classification	Saurischia, Sauropodomorpha (Sauropoda)
Total Length	Approx. 25 - 35m
Diet	Herbivorous
Period	Late Jurassic
Species Name	Diplodocus carnegii Diplodocus hallorum Diplodocus hayi Diplodocus longus
Year of Paper Publication	1878
Genus Name Publication	Principal characters of American Jurassic dinosaurs. Part I. American Journal of Science. 3. by Othniel Charles Marsh. 1878.

Fossils

Diplodocus complete skeleton fossil — Complete skeleton fossil (photographed in 2009)

Diplodocus skull fossil — Skull fossil (photographed in 2004)

Stamps & Illustrations

Diplodocus Gallery

About Diplodocus

Fossils

Stamps & Illustrations

Related Pages