English Callovian (Middle Jurassic) perisphinctid ammonites
By: B.M. Cox.
Series: Monograph of the Palaeontographical Society
Publisher: Palaeontographical Society
Published: 1988
Place of publication: London
Language: eng
Subjects: Ammonoidea -- England.; Paleontology -- Jurassic.; Paleontology -- England.
Notes: Bibliography: pt. 1, p. i-v.
Abstract in French, German, and Russian.
"Issued as part of volume 140 for 1986"--Pt. 1, verso of t.p.