Lower Turonian ammonites from north-eastern Nigeria ...
By: by W. Barber
Series: Bulletin (Geological Survey of Nigeria) -- no. 26; Annual departmental reports relating to Nigeria and British Cameroons; Government publications relating to African countries prior to independence
Publisher: By authority of the Federal Govt. of Nigeria
Published: 1957
Place of publication: Lagos]
Language: eng
Number of pages: 86
Notes: Bibliography: p. 63-64.