Page:Quarterly Journal of the Geological Society of London, vol. 35.djvu/629

Rh as regards both the fossils and the stratigraphical details. He offered some remarks on the structure of the island and of its strata.

Mr. remarked that we now knew that many of the old life-forms had a wide range in space and time. For example, the Iguanodon was once supposed to be restricted to the Wealden; but he thought there was clear evidence that it lived in Purbeck time, and also in all probability (from the evidence of a femur in the British Museum) survived to the Maestricht Chalk.

Prof. said the Woodwardian Museum contained Icthyosaurus vertebræ from the London Clay of Sheppey, which might or might not be derived, possibly Liassic, as he rather suspected, possibly a new form.