Contribution

Growth and wear of the shield in Pteraspididae (Agnatha)

Denison, Robert H.

Palaeontographica Abteilung A Band A143 Lieferung 1-6 (1973), p. 1 - 10

publié: Jan 1, 1973

fichier Bib TeX

Mots-clefs

shield, growth and wear • Pteraspididae • agnatha