- Amauroderma sprucei Q Masha S
- Anamorph Gibellula immature S
- Anamorph Gibellula S
- Andean flicker Colaptes rupicola S
- Annulohypoxylon patches Chalanlan 2015 DW Ms
- Aquascypha Choclatal S
- Ara ararauna Blue-Yellow Macaw face S
- Ara ararauna Blue-Yellow Macaw S
- Ara severus Chesnut-fronted Macaw S
- Arcyria cinerea
- Arcyria Coroico 2014
- Arcyria group Chalalan DW Cr S
- Arcyria sp DW Ms
- Aschersonia Chalalan 2015 DW MS
- Aschersonia Insect eggs QQ Coroico Dw Ms
- Asco teal Coroico Sm
- Auricularia auriculata Rurre 2013 cr S
- Auricularia auriculata Rurre 2013 cr S
- Auricularia Chalalan 2012 MS
- Auricularia CJL S