Established
| Common name (English) | |
|---|---|
| Aleurolobus marlatti | |
| Aleurothrixus floccosus | Woolly whitefly |
| Alphitobius laevigatus | Black fungus beetle |
| Alvania dorbignyi | |
| Amaranthus albus | |
| Amaranthus blitoides | Prostrate pigweed |
| Amaranthus hybridus | |
| Amaranthus palmeri | Palmer's pigweed |
| Amaranthus retroflexus | American Pigweed; Redroot pigweed |
| Amaranthus viridis | Slender amaranth |
| Amphistegina lobifera | |
| Anaphothrips sudanensis | |
| Anatrachyntis simplex | |
| Anaulacus rutilus | Common roach |
| Androthrips ramachandrai | |
| Anthicus crinitus | |
| Anthrenus scrophulariae | common carpet beetle; Buffalo carpet beetle |
| Anthrenus verbasci | Varied carpet beetle |
| Antirrhinum majus | Snapdragon |
| Aonidiella aurantii | California red scale |