Taxa included

Beall, B.S. & Labandeira, C.C. (1990). Macroevolutionary patterns of the Chelicerata and Tracheata. In: Culver, S.J. (ed.) Arthropod palaeobiology, short courses in palaeontology No. 2 The Palaeontological Society, Knoxville: 257–284.

No data available for this order