GAULT AMMONOIDEA
|
Oxytropidoceras (Oxytropidoceras)
roissyanum (d'Orbigny 1841)
|
two fragmentary examples of this rare
ammonite from the Lower Gault (Hoplites spathi
Subzone) of Folkestone, Kent, UK
|
Only a portion of the keel is preserved.
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Catalogue No: | SQ/A/0170/JKC |
Site: | Folkestone, KENT, UK |
Family: | BRANCOCERATIDAE Spath, 1934 (1900) |
Subfamily: | MOJSISOVICZIINAE Hyatt, 1903 |
Genus: | Oxytropidoceras STEILER, 1920 |
Subgenus: | Oxytropidoceras (Oxytropidoceras) |
Species: | Oxytropidoceras (Oxytropidoceras) roissyanum, (d'Orbigny, 1841) |
Measurement: | Diameter 70mm |
Albian Stage: | Middle Albian |
Bed & Position: | Bed I - Hoplites dentatus Zone; Hoplites spathi Subzone (main "dentatus nodule bed" |
Preservation: | Phosphatised |
References: |
a. Wright C. W. 1996. Treatise on Invertebrate Paleontology (Part L Mollusca 4 Revised) Volume 4: Cretaceous Ammonoidea b. Spath L. F. 1929. A Monograph of the Ammonoidea of the Gault; Part VIII. Palaeontographical Society London |
Keel is not preserved
|
Catalogue No: | SQ/A/0171/JKC |
Site: | Folkestone, KENT, UK |
Family: | BRANCOCERATIDAE Spath, 1934 (1900) |
Subfamily: | MOJSISOVICZIINAE Hyatt, 1903 |
Genus: | Oxytropidoceras STEILER, 1920 |
Subgenus: | Oxytropidoceras (Oxytropidoceras) |
Species: | Oxytropidoceras (Oxytropidoceras) roissyanum, (d'Orbigny, 1841) |
Measurement: | Diameter 60mm |
Albian Stage: | Middle Albian |
Bed & Position: | Bed I - Hoplites dentatus Zone; Hoplites spathi Subzone (main "dentatus nodule bed" |
Preservation: | Phosphatised |
References: |
a. Wright C. W. 1996. Treatise on Invertebrate Paleontology (Part L Mollusca 4 Revised) Volume 4: Cretaceous Ammonoidea b. Spath L. F. 1929. A Monograph of the Ammonoidea of the Gault; Part VIII. Palaeontographical Society London |