[D] Ammosaurus major [sG] [T]
Describer
Marsh, 1891
Time
Jurassic Early ?Pliensbachian ?Toarcian
Classification
Saurischia Sauropodomorpha Prosauropoda Plateosauridae
Diet
Herbivore
Fossilsite
Upper Portland Formation, Newark Supergroup, Connecticut River Valley, Connecticut; Navajo Sandstone, Arizona, US
Length
4 meter
Info
Genus - Typespecies
Ammosaurus major (Marsh, 1891) = Anchisaurus major (Marsh, 1889)> Anchisaurus solus (Marsh, 1892)
4 incomplete skeletons, juvenile to adult.
The original specimen was almost complete, but Marsh was only able to save the posterior portion--the anterior part was in a sandstone block apparently used in constructing a bridge.
Marsh, 1891
Time
Jurassic Early ?Pliensbachian ?Toarcian
Classification
Saurischia Sauropodomorpha Prosauropoda Plateosauridae
Diet
Herbivore
Fossilsite
Upper Portland Formation, Newark Supergroup, Connecticut River Valley, Connecticut; Navajo Sandstone, Arizona, US
Length
4 meter
Info
Genus - Typespecies
Ammosaurus major (Marsh, 1891) = Anchisaurus major (Marsh, 1889)> Anchisaurus solus (Marsh, 1892)
4 incomplete skeletons, juvenile to adult.
The original specimen was almost complete, but Marsh was only able to save the posterior portion--the anterior part was in a sandstone block apparently used in constructing a bridge.