Names
- Addams, Jane, 1860-1935.1
- Agassiz1
- Agassiz, Alexander, 1835-1910.2
- Agassiz, Louis, 1807-1873.1
- Aherne, Brian.1
- Aigler, Ralph William, 1885-1964.1
- Ainsworth, Arthur Sardius, 1862-1
- Aiton, Arthur Scott, 1894-1955.1
- Al Friendly1
- Albert Wells1
- Alden, John Richard, 1908-1991.1
- Alexander C. Sly1
- Alger, Frederick Moulton, 1907-1967.1
- Alger, R. A. (Russell Alexander), 1836-1907.4
- Allen B. Morse1
- Allen, Frederick Lewis, 1890-1954.1
- Allen, J. A. (Joel Asaph), 1838-1921.1
- Allen, John, 1796-1851.1
- Allport, Floyd H.1
- Allport, Floyd Henry, 1890-1978.1