Jurassic Dinosaur Rush: Sauropod Taxonomy and Display History

What was the primary aim of the Second Jurassic Dinosaur Rush?

To revise O.C. Marsh's work on North American dinosaurs.

Who named dozens of new sauropods during the rush?

Cope and Marsh.

What was the complication in American Jurassic sauropod taxonomy by the 1890s?

Taxonomy was complicated due to numerous names and classifications based on fragmentary remains.

What did Osborn and Granger do with AMNH specimens in 1901?

They sorted the specimens into natural groups.

Which three species did they identify as sauropods?

Morosaurus, Diplodocus, and Brontosaurus.

What significant action did Riggs take regarding Brontosaurus?

He synonymized Marsh's Brontocaurus with Apatosaurus, declaring it a junior synonym.

What was the reason for Osborn's dispute regarding the stegosaurus?

He disputed the arrangement of dorsal plates based on letters discovered by Marsh.

What is Ornitholestes known as?

The bird-thief, a raptor-sized theropod with a 50% complete skeleton found.

What conclusion did F.B. Hatcher reach about Haplocanthosaurus?

It was smaller than other Jurassic sauropods and must be an ancestor.

What is notable about Brachiosaurus?

It is the largest known dinosaur with unique proportions, discovered by E.S. Riggs.

What misconception did O.P. Hay have about sauropods?

He believed they walked like reptiles.

What error did Osborn make in the reconstruction of Brontosaurus?

He put a random sauropod head on the reconstruction.

When did Brown's Diplodocus go on display?

In 1899, but it was not mounted in a life-like pose due to incompleteness.

What did the AMNH use to create the first complete sauropod display?

Replicas and composite skeletons.

What was the significance of the Carnegie Museum's Diplodocus exhibit in 1907?

It opened with casts of dinosaurs distributed to various nations.

What was the outcome of the 1915 Carnegie Museum exhibit?

It opened an exhibit for Apatosaurus louisae.

What did Riggs mount in 1908?

A partial Apatosaurus skeleton that was headless.

Why was Apatosaurus popular with the press?

Due to its public display and interest in dinosaurs.

What did the Field Museum do in 1958 regarding Apatosaurus?

They topped off the skeleton with the wrong skull.

What was the impact of the display of mounted dinosaurs?

It contributed to 'dinomania' and increased public interest in dinosaurs.

What was important about the preservation done for fieldwork?

It ensured that specimens remained intact for accurate study.