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Crotalophorus Kirtlandi.

Crotalophorus Kirtlandi. (1842)

John Edwards Holbrook (American, 1796 – 1871)
Crotalophorus miliarius.

Crotalophorus miliarius. (1842)

John Edwards Holbrook (American, 1796 – 1871)
Crotalophorus tergeminus.

Crotalophorus tergeminus. (1842)

John Edwards Holbrook (American, 1796 – 1871)
Crotalus adamanteus.

Crotalus adamanteus. (1842)

John Edwards Holbrook (American, 1796 – 1871)
Crotalus durissus.

Crotalus durissus. (1842)

John Edwards Holbrook (American, 1796 – 1871)
Crotalus oregonus.

Crotalus oregonus. (1842)

John Edwards Holbrook (American, 1796 – 1871)
Crotaphytus collaris.

Crotaphytus collaris. (1842)

John Edwards Holbrook (American, 1796 – 1871)
Crows

Crows (1835-1839)

William MacGillivray (Scottish, 1796 – 1852)
Crows

Crows (1891)

Bruno Liljefors (Swedish, 1860–1939)
Crows – Council of Seniors

Crows – Council of Seniors (1923)

Kazimierz Stabrowski (Polish, 1869-1929)
Crustacea I

Crustacea I (1885-1890)

Frederick McCoy (Irish, 1817-1899)
Crustacea II

Crustacea II (1885-1890)

Frederick McCoy (Irish, 1817-1899)
Crustacea III

Crustacea III (1885-1890)

Frederick McCoy (Irish, 1817-1899)
Crustacea IV

Crustacea IV (1885-1890)

Frederick McCoy (Irish, 1817-1899)
Crustacea V

Crustacea V (1885-1890)

Frederick McCoy (Irish, 1817-1899)
Crustaceans

Crustaceans (1893-1896)

Anonymous
Crustacés

Crustacés (1866)

Alfred Frédol (French, 1804-1863)
Cryptoblepharus

Cryptoblepharus (1912)

Thomas Barbour (American, 1884 – 1946)
Cryptophasa irrorata

Cryptophasa irrorata (1833)

James Duncan (Canadian, 1806-1881)
Crytoidea. – Flaschenstrahlinge

Crytoidea. – Flaschenstrahlinge (1904)

Ernst Haeckel (German, 1834-1919)
Ctenophorae. – Kammquallen

Ctenophorae. – Kammquallen (1904)

Ernst Haeckel (German, 1834-1919)
Ctenophores

Ctenophores (1893-1896)

Anonymous
Cuban Parrot, or Red-Throated White-Headed Amazon

Cuban Parrot, or Red-Throated White-Headed Amazon (1884-1887)

Alexander Francis Lydon (English, 1836-1917)
Cubomedusae. – Würfelquallen

Cubomedusae. – Würfelquallen (1904)

Ernst Haeckel (German, 1834-1919)
Cuculus canorus

Cuculus canorus

Johann Friedrich Naumann (German, 1780 – 1857)
Cuculus canorus L.

Cuculus canorus L.

Johann Friedrich Naumann (German, 1780 – 1857)
Cuculus canorus. Cuckoo.

Cuculus canorus. Cuckoo. (1862-1873)

John Gould (English, 1804-1881)
Cuculus canorus. Young ejecting its nestling Companions.

Cuculus canorus. Young ejecting its nestling Companions. (1862-1873)

John Gould (English, 1804-1881)
Cuculus Caroliniensis, The Cockow of Carolina; Castinea [Castanea] pumila Virginiana.

Cuculus Caroliniensis, The Cockow of Carolina; Castinea [Castanea] pumila Virginiana. (1754)

Mark Catesby (English, 1683 – 1749)
Cujubi, Jacús, Aracuãs, Jacamíns

Cujubi, Jacús, Aracuãs, Jacamíns (1900-1906)

Emil August Göldi (Swiss, 1859-1917)