Taxa included

Dunlop, J.A. (1998d). The origins of tetrapulmonate book lungs and their significance for chelicerate phylogeny. In: Selden, P.A. (ed.) Proceedings of the 17th European Colloquium of Arachnology, Edinburgh 1997 British Arachnological Society, Burnham Beeches: 9–16.

No data available for this order