Welcome to the Molluscs subsite on Invertebrate Paleontology!
Please enter a genera name to retrieve more information.
Girvania
Classification
Phylum:
Mollusca
Class:
Gastropoda
Subclass:
Prosobranchia
Order:
Caenogastropoda
Superfamily:
Loxonematacea
Family:
Loxonematidae
Formal Genus Name and Reference:
Girvania LONGSTAFF, 1924
Type Species:
G. excavata
Images
(Click to enlarge in a new window)
Fig. 206,2. *G. excavata, Scot., X4
Synonyms
Geographic Distribution
Eu.
Age Range
Beginning Stage in Treatise Usage:
U.Ord.
Beginning International Stage:
Sandbian
Fraction Up In Beginning Stage:
0
Beginning Date:
458.18
Ending Stage in Treatise Usage:
U.Ord.
Ending International Stage:
Hirnantian
Fraction Up In Ending Stage:
100
Ending Date:
443.07
Description
Small, extremely slender, high-spired and many-whorled, with shallow labral sinus, spiral threads and collabral undulations
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Gastropoda
Subclass:
Prosobranchia
Order:
Caenogastropoda
Superfamily:
Loxonematacea
Family:
Loxonematidae
Formal Genus Name and Reference:
Girvania LONGSTAFF, 1924
Type Species:
G. excavata
Images
(Click to enlarge in a new window)
Fig. 206,2. *G. excavata, Scot., X4
Synonyms
Geographic Distribution
Eu.
Age Range
Beginning Stage in Treatise Usage:
U.Ord.
Beginning International Stage:
Sandbian
Fraction Up In Beginning Stage:
0
Beginning Date:
458.18
Ending Stage in Treatise Usage:
U.Ord.
Ending International Stage:
Hirnantian
Fraction Up In Ending Stage:
100
Ending Date:
443.07
Description
Small, extremely slender, high-spired and many-whorled, with shallow labral sinus, spiral threads and collabral undulations