--------------------- Wealden, [170].
-----, silicified, in Australia, [170].
--------------------- Egypt, [170], [203].
Tretosternon Bakewelli, [737].
Trevelyan, Mr., fossil upright stems in Northumberland noticed by, [128].
Trias series, [29].
Triassic mammalian teeth, [805].
Tridactylous imprints, [768], [772].