Protanisoceras (Protanisoceras) alternotuberculatum (Leymerie)
an excellent small example from the Middle Albian (Lyelliceras lyelli Subzone) of Westerham, Kent, UK
Catalogue No: SQ/A/0058/JKC
Site: Squerryes Pit, Westerham, KENT, UK
Superfamily: TURRILITACEAE Gill, 1871
Family: ANISOCERATIDAE Hyatt, 1900
Species: Protanisoceras [Protanisoceras] alternotuberculatum (Leymerie)
Measurement : Height 18mm
Albian Stage: Middle Albian
Bed & Position:

Hoplites dentatus Zone; Lyelliceras lyelli Subzone

Preservation: Pyritised

a. Wright C. W. 1996. Treatise on Invertebrate Paleontology (Part L Mollusca 4 Revised) Volume 4: Cretaceous Ammonoidea

b. Spath L.F. 1938. A Monograph of the Ammonoidea of the Gault; Part XIII. Palaeontographical Society London

c. Owen H.G. 1971. Middle Albian Stratigraphy in the Anglo-Paris Basin. Bulletin of the BM (NH) Geology, Supplement 8


Return to Home Page
Return to Ammonites Index