“Hesperornis regalis Marsh, 1872” by Mr. George B. Pearce is a public-domain (CC0) artwork, free to view, download and reuse for any purpose. It is catalogued from the open collection of Smithsonian Open Access.

Hesperornis regalis Marsh, 1872

Mr. George B. Pearce

Title	Hesperornis regalis Marsh, 1872
Artist	Mr. George B. Pearce
Origin	Kansas, United States, North America Kansas
Holding institution	Smithsonian Open Access
Rights	Public domain (CC0)

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Updated 2026-09-05