| Label | Id | |
|---|---|---|
| Aphaniidae | 2547680 | |
| Aplanus | 2768531 | |
| Arawa | 2768534 | |
| Arecocryptus | 2876891 | |
| Areocleome | 2768671 | |
| Arescus | 294768 | |
| Arrenurus | 768087 | |
| Arrugadini | 2768472 | |
| Arteriviridae | 76803 | |
| Asciodes | 581768 | |
| Ascoseira | 76829 | |
| Ascoseirales | 76828 | |
| Aspidochirotacea | 7681 | |
| Aspidochirotida | 7682 | |
| Aspidogyne | 426768 |