The vertebrate faunas of the lower Old Red Sandstone of the Welsh border ; Pteraspis leathensis White, a Dittoninan zone-fossil
By: by Errol Ivor White
Series: Bulletin of the British Museum (Natural History) Geology -- v. 1, no. 3; Bulletin of the British Museum (Natural History) -- v. 1, no. 3.
Publisher: British Museum (Natural History)
Published: 1950
Place of publication: London
Language: eng
Number of pages: 89
Subjects: Paleontology; Fossil Vertebrates
Other titles: Pteraspis leathensis white, a Dittonian zone-fossil.