Researches on the Structure, Organization, and Classification of the Fossil Reptilia. - III. On Parts on the Skeleton of a Mammal from Triassic Rocks of Klipfontein, Fraserberg, South Africa (Theriodesmus phylarchus, Seeley), illustrating the Reptilian Inheritance in the Mammalian Hand.

(London, Harrison and Sons, 1889). 4to. No wrappers as extracted from "Philosophical Transactions" 1888 - Vol. 179- Series B., Pp. 141-155 a. 1 lithographed plate. Textillustr.

First printing of an importent work in the taxonomy of dinosaurs and extinct reptilia.

Harry Govier Seeley was a British paleontologist who determined that dinosaurs fell into two great groups, the Saurischians and the Ornithischians, based on the nature of their pelvic bones and joints. He published his results from 1888 and onwards.

Order-nr.: 42925

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