Mexican Dace, from The Fishes of North and Middle America, Bulletin of the United States National Museum, No. 47, Washington, 1896-1900, by David Starr Jordan 

Harelip Sucker, from The fishes of North and Middle America, Bulletin of the United States National Museum, No. 47, Washington, 1896-1900, by David Starr Jordan 

Deepwater Cisco by Charles B. Hudson, from A Review of the Salmanoid Fishes of the Great Lakes with Notes on the Whitefishes of Other Regions, Bulletin of the Bureau of Fisheries, Washington, 1909 by 

Blackfin Cisco by Charles B. Hudson, from A Review of the Salmanoid Fishes of the Great Lakes, 1909 

Wabash Riffleshell, artist unknown, from New Unionidae of the United States and Arctic America, Journal of the Academy of Natural Sciences of Philadelphia, by Isaac Lea, 1862-1863 

Ursus Americanus, from The Viviparous Quadrupeds of North America Vol. 3 by John James Audubon 

Lynx rufus, by John James Audubon, Plate 1 from Viviparous quadrupeds of North America, Vol. 1 

Trumpeter swan, from Audubon's Birds of America. 

Passenger Pigeon by Mark Catesby, from The Natural History of Carolina, Florida, and the Bahama islands 

Carolina Parakeet by Mark Catesby, from The Natural History of Carolina, Florida, and the Bahama Islands, London, 1731-1743 

Conglomerate mass containing diamonds and gold, from Travels in the Interior of Brazil by John Mawe, 1812 

Gannet, Plate 326 from Birds of America from original drawings, elephant folio, volume 4 by John James Audubon 

Ivory-billed Woodpecker by Mark Catesby from The Natural History of Carolina, Florida, and the Bahama Islands, London, 1731-1743 

Tropical wrasses from Jordan's The fishes of Samoa 

A view of the manner in which the river is laid dry by an aquaduct, drawing from Travels in the Interior of Brazil by John Mawe, 1812 

Heath Hen by Mark Catesby, from The Natural history of Carolina, Florida, and the Bahama Islands, London, 1731-1743 

Cuban Parrot by Mark Catesby, from The Natural History of Carolina, Florida, and the Bahama Islands, London, 1731-1743 

Weichschildkrote [Sea turtle], from Brehms Tierleben by Alfred Edmund Brehm 

Spotted sandpiper, by John James Audubon, Plate 310 from Birds of America from original drawings, elephant folio, volume 4 

Golden eagle by John James Audubon, Plate 181 from Birds of America from original drawings, elephant folio, volume 2