Extracts from The Transactions of the Geological Society of London in modern paper wrappers.nThe other ones are : Observations on the Fossils representing the Thylacotherium Prevostii, Valenciennes, with reference to the Doubts of its Mammalian and Marsupial Nature recently promulgated ; and on the Phascolotherium Bucklandi.nObservations on the Basilosaurus of Dr. Harlan (Zeuglodon cetoides, Owen).nDescription of a Tooth and Part of the Skeleton of the Glyptodon clavipes, a large Quadruped of the Edentate Order, to which belongs the Tesselated Bony Armour described and figured by Mr. Clift in the former Volume of the Transactions of the Geological Society; with a consideration of the question whether the Megatherium possessed an analogous Dermal Armour.nA Description of some of the Soft Parts, with the Integument, of the Hind-fin of the Ichthyosaurus, indicating the Shape of the Fin when recent.nDescription of the Fossil Remains of a Mammal (Hyracotherium leporinum) and of a Bird (Lithornis vulturinus) from the London Clay.nDescription of some Ophidiolites (Palaeophis toliapicus) from the London Clay at Sheppey, indicative of an extinct species of Serpent.nDescription of the Remains of a Bird, Tortoise, and Lizard from the Chalk of Kent.nOn the Teeth of Species of the Genus Labyrinthodon (Mastodonsaurus of Jaeger), common to the German Keuper formation and the Lower Sandstone of Warwick and Leamington.nDescription of parts of the Skeleton and Teeth of five species of the Genus Labyrinthodon (Lab. leptognathus, Lab. pachygnathus, and Lab. ventricosus, from the Coton-end and Cubbington Quarries of the Lower Warwick Sandstone; Lab. Jaegeri, from Guy's Cliff, Warwick; and Lab. scutulatus, from Leamington); with remarks on the probable identity of the Cheirotherium with this genus of extinct Batrachians.nQuarto: 41-45pp., 1 plate; 47-65pp., 2 plates; 69-79pp., 3 plates; 81-106pp., 4 plates; 199-201pp., 1 plate; 203-208pp., 1 plate; 209-210pp., 1 plate; 411-413pp., 1 plate; 503-513pp., 515-543pp., 5 plates. Plates have some foxing.