Placoderms
Major subgroups in the Class Placodermi
Class Placodermi:
Order Arthrodira
Order Petalichthyida
Order Ptyctodontida
Order Antiarcha
Order Rhenanida
Order Acanthothoraci
Order Stensioellida
Order Pseudopetalichthyida
Characters/ anatomy
Fossil record
Glossary, literature and web links
Return to Fossil groups home page
Websites produced by students on the
MSc Palaeobiology
programme in the
Department of Earth Sciences
at the University of Bristol for academic year 2004-5
