Template:Opinion 222

• International Commission on Zoological Nomenclature 1954. Opinion 222: Designation, under the plenary powers, of a type species for the genus "Tremataspis" Schmidt, 1866 (class Cephalaspidomorphi) in harmony of accustomed usage. Bulletin of Zoological Nomenclature 4(12): 125–138. BHL  
  • Find all Wikispecies pages which cite this reference.