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Argus Pheasant, Argus Paeoninus [Pavoninus]. China

Argus Pheasant, Argus Paeoninus [Pavoninus]. China (1830-1834)

John Edward Gray
Argyropelecus hemigymnus (NZ) – common hatchetfish

Argyropelecus hemigymnus (NZ) – common hatchetfish (1877)

Frank Edward Clarke (New Zealander, 1849 – 1899)
Arirambas da matta virgem, Uirá-purú diversos, Sahy

Arirambas da matta virgem, Uirá-purú diversos, Sahy (1900-1906)

Emil August Göldi (Swiss, 1859-1917)
Arkansaw flycatcher. Swallow-tailed flycatcher

Arkansaw flycatcher. Swallow-tailed flycatcher (1827–1838)

John James Audubon (American, 1785-1851)
Arnacle Geese

Arnacle Geese (1935.)

Archibald Thorburn (Scottish, 1860-1935)
Arothron gillbanksii (Gillbanks Globe fish)

Arothron gillbanksii (Gillbanks Globe fish) (1875)

Frank Edward Clarke (New Zealander, 1849 – 1899)
Arpidea Chorinaea

Arpidea Chorinaea (1858)

James Duncan (Canadian, 1806-1881)
Arquatella maritima. Purple Sandpiper.

Arquatella maritima. Purple Sandpiper. (1862-1873)

John Gould (English, 1804-1881)
Arripis trutta (NZ) : Kahawai

Arripis trutta (NZ) : Kahawai (1872)

Frank Edward Clarke (New Zealander, 1849 – 1899)
Artic Ruffed Grouse

Artic Ruffed Grouse (1865)

Daniel Giraud Elliot (American, 1835 – 1915)
Artist’s Doggy Qui-Qui

Artist’s Doggy Qui-Qui (1930)

Olga Boznanska (Polish, 1865 – 1940)
Arvicola borealis, Northern Meadow-Mouse. Natural size.

Arvicola borealis, Northern Meadow-Mouse. Natural size. (1845-1848)

John Woodhouse Audubon (American, 1812-1862)
Arvicola hispidus, Cotton Rat. Natural size.

Arvicola hispidus, Cotton Rat. Natural size. (1845-1848)

John Woodhouse Audubon (American, 1812-1862)
Arvicola Pennsylvanicus, Wilson’s Meadow Mouse. Natural size.

Arvicola Pennsylvanicus, Wilson’s Meadow Mouse. Natural size. (1845-1848)

John Woodhouse Audubon (American, 1812-1862)
Arvicola richardsonii, Richardson’s Meadow Mouse. Natural size.

Arvicola richardsonii, Richardson’s Meadow Mouse. Natural size. (1845-1848)

John Woodhouse Audubon (American, 1812-1862)
Arvicola xanthognathus, Yellow cheeked Meadow Mouse. Natural size.

Arvicola xanthognathus, Yellow cheeked Meadow Mouse. Natural size. (1845-1848)

John Woodhouse Audubon (American, 1812-1862)
Arvocola pinetorum, Lecontes Pine Mouse. (Male & Famale. Natural size.)

Arvocola pinetorum, Lecontes Pine Mouse. (Male & Famale. Natural size.) (1845-1848)

John Woodhouse Audubon (American, 1812-1862)
Ascidiae. – Seescheiden

Ascidiae. – Seescheiden (1904)

Ernst Haeckel (German, 1834-1919)
Ascomycetes. – Schlauchpilze

Ascomycetes. – Schlauchpilze (1904)

Ernst Haeckel (German, 1834-1919)
Ash Headed Snipe, Totanus fuscus.

Ash Headed Snipe, Totanus fuscus. (1830-1834)

John Edward Gray
Asian Palm Civet

Asian Palm Civet (1837)

Charles Hamilton Smith (English, 1776-1859)
Asiatic elephant – Elephas indicus cuv

Asiatic elephant – Elephas indicus cuv (1874)

Louis Prang & Co. (American, 1824 – 1909)
Asinus Hippagrus The Yo-To-Tze

Asinus Hippagrus The Yo-To-Tze (1837)

Charles Hamilton Smith (English, 1776-1859)
Asinus Onager Horse

Asinus Onager Horse (1837)

Charles Hamilton Smith (English, 1776-1859)
Aspidonia. – Schildtiere

Aspidonia. – Schildtiere (1904)

Ernst Haeckel (German, 1834-1919)
Asps and Vipers

Asps and Vipers (1575-1590)

Joris Hoefnagel (Flemish, 1542-1600)
Asteridea. – Seesterne

Asteridea. – Seesterne (1904)

Ernst Haeckel (German, 1834-1919)
Asthenia podaliriaria, Macrotes netrix, Venilia sospita, Eumelia Rosalia

Asthenia podaliriaria, Macrotes netrix, Venilia sospita, Eumelia Rosalia (1833)

James Duncan (Canadian, 1806-1881)
Astrapia nigra

Astrapia nigra (1873)

Daniel Giraud Elliot (American, 1835 – 1915)
Astur palumbarius. Goshawk.

Astur palumbarius. Goshawk. (1862-1873)

John Gould (English, 1804-1881)