•
Abe –
Tokiharu Abe (1911–1996) •
Abeille de Perrin, Ab. –
Elzéar Abeille de Perrin (1843–1910) •
Able –
Kenneth W. Able (born 1945) •
Abbott, C.C. Abbott –
Charles Conrad Abbott (1843–1919) general zoology •
C. Abbott –
Charles Abbot (1761–1817) entomology •
J. Abbott –
John Abbot (1751–1841) entomology, ornithology •
W. Abbott, Abbott –
William Louis Abbott (1860–1936) mainly ornithology •
Acerbi –
Giuseppe Acerbi (1773–1846) •
Acero –
Arturo Acero Pizarro (born 1954) •
Adams, Ad. –
Charles Baker Adams (1814–1853) malacology •
A. Adams –
Arthur Adams (1820–1878) mostly marine animals •
A.L. Adams –
Andrew Leith Adams (1827–1882) vertebrate paleontology •
D.B. Adams –
Daniel B. Adams (
fl. 1979) paleontology •
E. Adams –
Edward Adams (1824–1856) •
H. Adams –
Henry Adams (1813–1877) malacology •
Agassiz, Ag., L. Ag., Agass. –
Louis Agassiz (1807–1873) ichthyology, paleontology •
A. Agassiz, A. Ag. –
Alexander Emanuel Agassiz (1835–1910) mostly marine animals •
Agenjo –
Ramon Agenjo Cecilia (1908–1984) •
Aguilera –
Orangel Antonio Aguilera •
D.R. de Aguilera –
Dione Rodrigues de Aguilera •
Ahl, E. Ahl –
Ernst Ahl (1898–1943) herpetology, ichthyology •
J.N. Ahl, Ahl –
Jonas Niclas Ahl •
Ahlquist –
Jon Edward Ahlquist (fl. late 20th century) •
Ahlstrom –
Elbert Halvor Ahlstrom (1910–1979) •
Ahnelt –
Harald Ahnelt •
Aizawa –
Masahiro Aizawa •
Akama –
Alberto Akama •
Akihito – Emperor
Akihito of Japan (born 1933) •
Albert –
James S. Albert •
Albertis –
Luigi Maria d'Albertis (1841–1901) •
Alcock –
Alfred William Alcock (1859–1933) •
Aldrovandi, Aldr. –
Ulisse Aldrovandi (1522–1605) •
Alexander, B. Alexander –
Boyd Alexander (1873–1910) ornithology •
A. Alexander –
Annie Montague Alexander (1867–1950) paleontology •
C. Alexander, Alexander –
Charles Paul Alexander (1889–1981) entomology •
H. Alexander –
Horace Alexander (1889–1989) ornithology •
W. Alexander –
Wilfred Backhouse Alexander (1885–1965) entomology, ornithology •
Alencar –
José Eduardo de Alencar Moreira (born 1953) •
Alfaro –
Anastasio Alfaro (1865–1951) •
Alifanov –
Vladimir R. Alifanov •
Allain –
Ronan Allain (born 1974) •
Allen –
Edgar Johnson Allen (1866–1942) marine biology •
Allen, J.A. Allen –
Joel Asaph Allen (1838–1921) ornithology, American mammals •
A. Allen –
Arthur Augustus Allen (1885–1964) ornithology •
G.M. Allen –
Glover Morrill Allen (1879–1942) mainly mammals •
G.R. Allen –
Gerald R. Allen (born 1942) Ichthyology •
H. Allen –
Harrison Allen (1841–1897) Chiroptera •
J.A. Allen –
John A. Allen malacology •
Allioni –
Carlo Allioni (1728–1804) •
Allman, Allm. –
George James Allman (1812–1898) •
Almeida-Toledo –
Lurdes Foresti de Almeida Toledo •
Alströmer –
Clas Alströmer (1736–1794), a pupil of Linnaeus •
Amadon –
Dean Amadon (1912–2003) •
Ambrosio –
Alfredo Ambrosio •
Ameghino –
Florentino Ameghino (1854–1911) •
Amyot –
Charles Jean-Baptiste Amyot (1799–1866) •
Ancey –
César Marie Félix Ancey (1860–1906) •
K. Andersen –
Knud Andersen (born 1867, disappeared 1918) •
Anderson, J. Anderson –
John Anderson (1833–1900) Asian mammals and reptiles •
R. Anderson –
Rudolph Martin Anderson (1876–1961) mammals •
S. Anderson –
Steven Clement Anderson (born 1936) herpetology •
W. Anderson –
William Anderson (1750–1778) general zoology •
André –
Jacques Ernest Edmond André (1844–1891) •
Andriyashev, Andriashev, Andrijaschew –
Anatoly Petrovich Andriyashev (1910–2009) •
Angas –
George French Angas (1822–1886) •
Annandale –
Nelson Annandale (1876–1924) •
Anthony –
Harold Elmer Anthony (1890–1970) •
Antunes –
Miguel Telles Antunes (born 1937) •
Apesteguía –
Sebastián Apesteguía •
Appellöf –
Adolf Appellöf (1857–1921) •
Archbold –
Richard Archbold (1907–1976) •
Archer –
William Archer (1830?–1897) microorganisms •
M. Archer –
Michael Archer (born 1945) mammals, paleontology •
Arcucci –
Andrea B. Arcucci •
Arrow –
Gilbert John Arrow (1873–1948) •
Artedi, Arctaedius, Art. –
Peter Artedi (1705–1735) •
Asano –
Nagao Asano •
Ascanius fl.1772 •
Ashmead –
William Harris Ashmead (1855–1908) •
Asso –
Ignacio Jordán Claudio de Asso y del Rio (1742–1814) •
Atkinson –
William Stephen Atkinson (1820–1876) •
Aubé, Aub. –
Charles Aubé (1802–1869) •
Audebert, Audeb. –
Jean-Baptiste Audebert (1759–1800) •
Audubon, Audub. –
John James Audubon (1785–1851) •
Aurivillius, P. Aurivillius, Auriv. –
Per Olof Christopher Aurivillius (1853–1928) entomology •
C. Aurivillius –
Carl Wilhelm Samuel Aurivillius (1854–1899) •
S. Aurivillius –
Sven Magnus Aurivillius (1892–1928) marine zoology •
Ausserer, Auss. –
Anton Ausserer (1907–1976) •
Ayling –
Tony Ayling (born 1947) •
Ayres, W.O. Ayres –
William Orville Ayres (1805–1887) ichthyology •
J.M. Ayres –
José Márcio Ayres (1954–2003) primates •
Azara, Az. –
Félix de Azara (1746–1821) •
Azmi –
Azmi Ambak ichthyology •
Azuma –
Yoichi Azuma == B ==