| Label | Id | |
|---|---|---|
| Aidanosagitta | 366428 | |
| Acanthizidae | 626425 | |
| Acanthodoras | 238642 | |
| Acanthostachys | 106424 | |
| Acinetosporaceae | 142642 | |
| Acrocordia | 286426 | |
| Acromycter | 1642171 | |
| Acrotomini | 2586423 | |
| Actiniopteris | 164267 | |
| Actinodura | 181642 | |
| Adenosciadium | 2664250 | |
| Adetogramma | 2021642 | |
| Adinia | 722642 | |
| Aeromonadaceae | 84642 | |
| Aeromonas | 642 |