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Paratirolites
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ceratitida
Superfamily:
Ceratitaceae
Family:
Stephanitidae
Formal Genus Name and Reference:
Paratirolites STOYANOW, 1910
Type Species:
P. kittli
Images
(Click to enlarge in a new window)
Fig. 179,1. *P. kittli, Armenia, 1a, x0.7, 1 b, X1 (719*)
Synonyms
Geographic Distribution
Armenia-Iran
Age Range
Beginning Stage in Treatise Usage:
U.Scyth.
Beginning International Stage:
Olenekian
Fraction Up In Beginning Stage:
0
Beginning Date:
249.88
Ending Stage in Treatise Usage:
U.Scyth.
Ending International Stage:
Olenekian
Fraction Up In Ending Stage:
100
Ending Date:
246.7
Description
With coarse distant ribs, prominent ventrolateral nodes, and broadly arched venter. Suture with large ventral saddle, small lateral saddle, and large auxiliary saddles.
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ceratitida
Superfamily:
Ceratitaceae
Family:
Stephanitidae
Formal Genus Name and Reference:
Paratirolites STOYANOW, 1910
Type Species:
P. kittli
Images
(Click to enlarge in a new window)
Fig. 179,1. *P. kittli, Armenia, 1a, x0.7, 1 b, X1 (719*)
Synonyms
Geographic Distribution
Armenia-Iran
Age Range
Beginning Stage in Treatise Usage:
U.Scyth.
Beginning International Stage:
Olenekian
Fraction Up In Beginning Stage:
0
Beginning Date:
249.88
Ending Stage in Treatise Usage:
U.Scyth.
Ending International Stage:
Olenekian
Fraction Up In Ending Stage:
100
Ending Date:
246.7
Description
With coarse distant ribs, prominent ventrolateral nodes, and broadly arched venter. Suture with large ventral saddle, small lateral saddle, and large auxiliary saddles.