Template:Wright & Kennedy, 1980

• Wright, C.W. & Kennedy, W.J. 1980. Origin, evolution and systematics of the dwarf Acanthoceratid Protacanthoceras Spath, 1923 (Cretaceous Ammonoidea). Bulletin of the British Museum (Natural History), Geology 34: 65–108, fig. 1–61.  
  • Find all Wikispecies pages which cite this reference.