| Common name (English) | |
|---|---|
| Acanthophora nayadiformis | |
| Acanthoscelides macrophthalmus | |
| Acaudaleyrodes rachipora | Babul whitefly |
| Acyrthosiphon pisum | Pea aphid; Green dolphin; Pea louse; Clover louse |
| Aedes aegypti | Yellow fever mosquito |
| Ailanthus altissima | Tree of heaven |
| Alburnus alburnus | Common bleak |
| Aleurolobus marlatti | |
| Aleurothrixus floccosus | Woolly whitefly |
| Alphitobius diaperinus | Lesser mealworm; Litter beetle |
| Amaranthus hybridus | |
| Androthrips ramachandrai | |
| Anthrenus verbasci | Varied carpet beetle |
| Aonidiella aurantii | California red scale |
| Aonidiella citrina | Yellow scale |
| Aphis aurantii | Brown Citrus Aphid |
| Aphis gossypii | Cotton aphid; Melon aphid; Melon and cotton aphid |
| Aphis nerii | Oleander aphid |
| Aphytis chilensis | |
| Aphytis coheni |