On The Affinities of Leptarctus primus of Leidy
American Museum of Natural History, Vol. VI, Article VIII, pp. 229-331.

On The Affinities of Leptarctus primus of Leidy American Museum of Natural History, Vol. VI, Article VIII, pp. 229-331.

by Jacob Lawson Wortman

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Leptarctus primus; Paleontology -- Miocene; Paleontology -- Nebraska