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Eotomaria
Classification
Phylum:
Mollusca
Class:
Gastropoda
Subclass:
Prosobranchia
Order:
Archaeogastropoda
Suborder:
Pleurotomariina
Superfamily:
Pleurotomariacea
Family:
Eotomariidae
Subfamily:
Eotomariinae - tribe Eotomariides
Formal Genus Name and Reference:
Eotomaria Ulrich & SCOFIELD, 1897
Type Species:
E. canalifera Ulrich in Ulrich & SCOFIELD, 1897
Images
(Click to enlarge in a new window)
Fig. 118,7. *E. canalifera Ulrich, M.Ord., Tenn., X1.
Synonyms
Spiroraphe
Geographic Distribution
N. Am.-Eu.-NE.Asia
Age Range
Beginning Stage in Treatise Usage:
M.Ord.
Beginning International Stage:
Dapingian
Fraction Up In Beginning Stage:
0
Beginning Date:
471.26
Ending Stage in Treatise Usage:
Sil.
Ending International Stage:
Pridoli
Fraction Up In Ending Stage:
100
Ending Date:
419
Description
Sublenticular, coeloconoidal, minutely phaneromphalous; deep sinus culminating in short slit that generates a selenizone just above periphery.
References
Ulrich, E. O. \& Scofield, W. H., 1897, The Lower Silurian Gastropoda of Minnesota: Minnesota Geol. Survey, v. 3, pt. 2, p. 813-1081, pl. 61-82 (Minneapolis).
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Gastropoda
Subclass:
Prosobranchia
Order:
Archaeogastropoda
Suborder:
Pleurotomariina
Superfamily:
Pleurotomariacea
Family:
Eotomariidae
Subfamily:
Eotomariinae - tribe Eotomariides
Formal Genus Name and Reference:
Eotomaria Ulrich & SCOFIELD, 1897
Type Species:
E. canalifera Ulrich in Ulrich & SCOFIELD, 1897
Images
(Click to enlarge in a new window)
Fig. 118,7. *E. canalifera Ulrich, M.Ord., Tenn., X1.
Synonyms
Spiroraphe
Geographic Distribution
N. Am.-Eu.-NE.Asia
Age Range
Beginning Stage in Treatise Usage:
M.Ord.
Beginning International Stage:
Dapingian
Fraction Up In Beginning Stage:
0
Beginning Date:
471.26
Ending Stage in Treatise Usage:
Sil.
Ending International Stage:
Pridoli
Fraction Up In Ending Stage:
100
Ending Date:
419
Description
Sublenticular, coeloconoidal, minutely phaneromphalous; deep sinus culminating in short slit that generates a selenizone just above periphery.
References
Ulrich, E. O. \& Scofield, W. H., 1897, The Lower Silurian Gastropoda of Minnesota: Minnesota Geol. Survey, v. 3, pt. 2, p. 813-1081, pl. 61-82 (Minneapolis).