Part 4.2: Corals from the zone of Ammonites Angulatus (continued) ; Corals from the zone of Ammonites Bucklandi, Ammonites Obtusus, and Ammonites Raricostatus, of the Lower Lias ; Corals from the Middle Lias ;  [...] / by P. Martin Duncan, M.B. Lond
Testo
Libro moderno