Linked from
The 19 pages that link to Book lung, each with the reason it gives.
ArachnidRelated: Spiders and scorpions use book lungs to exchange gases through the body wall.
ChelicerataRelated: Book lungs are one way terrestrial chelicerates exchange gases.
SpiderRelated: Many spiders breathe through book lungs, sometimes alongside tracheae.
TarantulaRelated: Many tarantulas breathe through book lungs on the underside of the abdomen.
AmblypygiRelated: Amblypygids breathe through book lungs, a common arachnid respiratory structure.
Goliath birdeaterRelated: Book lungs provide the spider’s main respiratory system.