1. In the manner of Voltaire
   - Voltarian

See also: Voltaire

• genus Aotus
• genus Apatosaurus
• genus Apatura
• genus Aphis
• genus Aphriza
• genus Aphrophora
• genus Aphyllanthes
• genus Apios
• genus Apis
• genus Apium
• genus Aplectrum
• genus Aplodontia
• genus Aplysia
• genus Apocynum
• genus Apodemus
• genus Apogon
• genus Aporocactus
• genus Appendicularia
• genus Aptenodytes
• genus Apteryx
• genus Apus
• genus Aquila
• genus Aquilegia
• genus Ara
• genus Arabidopsis