Established
| Common name (English) | |
|---|---|
| Atergatis roseus | Rosy egg crab |
| Atherinomorus forskalii | Red Sea hardyhead silversde |
| Atriplex semibaccata | Australian saltbush |
| Atriplex suberecta | Australian orache |
| Attagenus unicolor | Black carpet beetle |
| Atylotus agrestis | |
| Aulacaspis yasumatsui | Cycad aulacaspis scale, Cycad scale, Sago palm scale, Asian cycad scale |
| Austroearinus unicolor | |
| Avena sativa | Common oat |
| Bassia indica | |
| Bemisia tabaci | Silverleaf whiefly, Sweet potato whitefly |
| Bidens pilosa | Black-jack, Beggar's tick |
| Blastopsylla occidentalis | |
| Blatta orientalis | Oriental cockoach |
| Blattella germanica | German cockroach |
| Borago officinalis | Boražina |
| Brachidontes pharaonis | Rayed Erythrean mussel |
| Brachycaudus amygdalinus | Short-tailed almond aphid |
| Brachycaudus cardui | Thistle aphid; Plum-thistle aphid |
| Branchiomma boholense | Feather duster tubeworm |