The Forest Marble is a geological formation in England . Part of the Great Oolite Group , it dates to the late Bathonian stage of the Middle Jurassic .
3-624: The primary lithology of the formation typically consists of greenish grey variably calcareous silicate mudstone, with lenticular cross bedded limestone units deposited in a marine setting. Despite the formation being nearly entirely marine, at several localities abundant remains of terrestrial microvertebrates are found, the primary locality being the Kirtlington Mammal Bed (designated 3p) in Kirtlington Quarry near Kirtlington , Oxfordshire . Another important locality
6-643: Is Watton Cliff near Eype in Dorset . Alocodon Indeterminate Hylaeosaurus Indeterminate Iguanodon Indeterminate Bothriospondylus B. robustus "Dorsal vertebra." Reassigned to Marmarospondylus Indeterminate Cardiodon C. rugulosus Cetiosaurus C. oxoniensis A cetiosaurid sauropod . "Cetiosaurus" C. glymptonensis "Caudal vertebrae." Marmarospondylus Megalosaurus M. bucklandii Indeterminate Actually indeterminate theropod remains. Kirtlington Quarry Kirtlington Quarry
9-550: Is a 3.1-hectare (7.7-acre) geological Site of Special Scientific Interest west of Kirtlington in Oxfordshire . It is a Geological Conservation Review site, and it is part of the 7.4-hectare (18-acre) Kirtlington Quarry Local Nature Reserve . Kirtlington Quarry is one of the most important Middle Jurassic vertebrate localities in the world. It dates to the Upper Bathonian , around 166 million years ago, and
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