Phylogeny of the Echini, with a revision of Palaeozoic species.

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The evolution of man: a popular exposition of the principal points of human ontogney phylogeny / From the German of Ernst Haeckel.

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The evolution of man: a popular exposition of the principal points of human ontogeny and phylogeny. From the German of Ernst Haeckel.

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The evolution of man: a popular exposition of the principal points of human ontogeny and phylogeny. From the German of Ernst Haeckel.

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Phylogeny of the chelydrid turtles : a study of shared derived characters in the skull / Eugene S. Gaffney --.

v.33:no.9(1975)