Banded woolly bear 
Banded Yeoman 
Banded-legged Golden Orb-web Spider 
Banisia cyclothyris 
Banksia bee 
Banksia Jewel Beetle 
Banner Metalmark 
Baorisa hieroglyphica 
Barajo hairstreak 
Barantola pulcherrima 
Barbary Spurge Hawkmoth 
Barber's Brown Lacewing 
Barberry Geometer 
Barbitiste des bois 
Barbut's Cuckoo-bee 
Bare-eyed Bee-mimic Fly 
Bare-patched Leafroller 
Barisania honeyi 
Bark bug 
Bark cockroach 
Bark Dragonfly 
Bark-dwelling Euryopis 
Bark-Mimicking Grasshopper 
Barley flea beetle