On some Cretaceous echinoids from Nigeria ...
Brighton, A. G.
On some Cretaceous echinoids from Nigeria ... by A.G. Brighton ... Pub. by the authority of the Nigerian government. - London [Waterlow & Sons, ltd.] 1925. - 21 p. illus., tab. 26 cm. - Nigeria. Geological survey. Occasional paper, no. 3 .
At head of title: Geological Survey of Nigeria.
"List of works": p. 20-21.
gs 25000415
Sea-urchins, Fossil.
QE783
On some Cretaceous echinoids from Nigeria ... by A.G. Brighton ... Pub. by the authority of the Nigerian government. - London [Waterlow & Sons, ltd.] 1925. - 21 p. illus., tab. 26 cm. - Nigeria. Geological survey. Occasional paper, no. 3 .
At head of title: Geological Survey of Nigeria.
"List of works": p. 20-21.
gs 25000415
Sea-urchins, Fossil.
QE783