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Vermisphinctes
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Subclass:
Ammonoidea
Order:
Ceratitida
Suborder:
Ammonitina
Superfamily:
Perisphinctaceae
Family:
Perisphinctidae
Subfamily:
Leptosphinctinae
Formal Genus Name and Reference:
Vermisphinctes BUCKMAN, 1920
Type Species:
V. vermiformis
Images
(Click to enlarge in a new window)
Fig. 396,3. *L. (V.) vermiformis, Eng., 3 a, b, X0.4 (65*)
Synonyms
Spathia
Geographic Distribution
Eu.-N.Afr.-Azerbaijan
Age Range
Beginning Stage in Treatise Usage:
U.Baj.
Beginning International Stage:
Bajocian
Fraction Up In Beginning Stage:
45
Beginning Date:
169.67
Ending Stage in Treatise Usage:
U.Baj.
Ending International Stage:
Bajocian
Fraction Up In Ending Stage:
100
Ending Date:
168.17
Description
Group of Perisphinctes martinsi (d'Orbigny). Resembling Leptosphinctes (s.s.) and Prorsisphinctes and deeply constricted, but with large asymmetric lappets.
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Subclass:
Ammonoidea
Order:
Ceratitida
Suborder:
Ammonitina
Superfamily:
Perisphinctaceae
Family:
Perisphinctidae
Subfamily:
Leptosphinctinae
Formal Genus Name and Reference:
Vermisphinctes BUCKMAN, 1920
Type Species:
V. vermiformis
Images
(Click to enlarge in a new window)
Fig. 396,3. *L. (V.) vermiformis, Eng., 3 a, b, X0.4 (65*)
Synonyms
Spathia
Geographic Distribution
Eu.-N.Afr.-Azerbaijan
Age Range
Beginning Stage in Treatise Usage:
U.Baj.
Beginning International Stage:
Bajocian
Fraction Up In Beginning Stage:
45
Beginning Date:
169.67
Ending Stage in Treatise Usage:
U.Baj.
Ending International Stage:
Bajocian
Fraction Up In Ending Stage:
100
Ending Date:
168.17
Description
Group of Perisphinctes martinsi (d'Orbigny). Resembling Leptosphinctes (s.s.) and Prorsisphinctes and deeply constricted, but with large asymmetric lappets.