Dodatak:Popis vrsta vodozemaca, Ap
Ap
uredi, Apachesaurus †
Aparasphenodon Miranda-Ribeiro, 1920 (5 sp.)
uredi- Aparasphenodon arapapa Pimenta, Napoli, and Haddad, 2009
- Aparasphenodon bokermanni Pombal, 1993
- Aparasphenodon brunoi Miranda-Ribeiro, 1920
- Aparasphenodon pomba Assis, Santana, Silva, Quintela, and Feio, 2013
- Aparasphenodon venezolanus (Mertens, 1950)
Amphibia → Anura → Hylidae → Hylinae , Aphaneramma † , Apateon Meyer, 1844 †
- Aphantophryne
Aplastodiscus Lutz, 1950 (15 sp.)
uredi- Aplastodiscus albofrenatus (Lutz, 1924)
- Aplastodiscus albosignatus (Lutz and Lutz, 1938)
- Aplastodiscus arildae (Cruz and Peixoto, 1987)
- Aplastodiscus callipygius (Cruz and Peixoto, 1985)
- Aplastodiscus cavicola (Cruz and Peixoto, 1985)
- Aplastodiscus cochranae (Mertens, 1952)
- Aplastodiscus ehrhardti (Müller, 1924)
- Aplastodiscus eugenioi (Carvalho-e-Silva and Carvalho-e-Silva, 2005)
- Aplastodiscus flumineus (Cruz and Peixoto, 1985)
- Aplastodiscus ibirapitanga (Cruz, Pimenta, and Silvano, 2003)
- Aplastodiscus leucopygius (Cruz and Peixoto, 1985)
- Aplastodiscus musicus (Lutz, 1949)
- Aplastodiscus perviridis Lutz, 1950
- Aplastodiscus sibilatus (Cruz, Pimenta, and Silvano, 2003)
- Aplastodiscus weygoldti (Cruz and Peixoto, 1987)
Amphibia → Anura → Hylidae → Hylinae , Apoda Apsidospondyli,