1. Revision of the Phyllocarida from the Chemung and Waverly Groups of Pennsylvania
2. J. Bergström, D. E G. Briggs, E. Dahl, W. D I. Rolfe, and W. Stürmer .1987 .Nahecaris stuertzi, a phyllocarid crustacean from the Lower Devonian Hunsrück Slate., Paläontologische Zeitschrift, 61 :273 –298 .
3. J. Bergström, D. E G. Briggs, E. Dahl, W. D I. Rolfe, and W. Stürmer .1989 .Rare phyllocarid crustaceans from the Devonian Hunsrück Slate., Paläontologische Zeitschrift, 63 :319 –333 .
4. BRANCH SUPPORT AND TREE STABILITY
5. The morphology, mode of life, and affinities of
Canadaspis perfecta
(Crustacea: Phyllocarida), Middle Cambrian, Burgess Shale, British Columbia