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Gonolkites
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Subclass:
Ammonoidea
Order:
Ceratitida
Suborder:
Ammonitina
Superfamily:
Perisphinctaceae
Family:
Parkinsoniidae
Formal Genus Name and Reference:
Gonolkites BUCKMAN, 1925 [Subgen. of Parkinsonia.]
Type Species:
G. convergens
Images
(Click to enlarge in a new window)
Fig. 384,7. *P. (G.) convergens (Buck.), Eng., x0.3 (65*)
Synonyms
Geographic Distribution
L. Bath., Eu.
Age Range
Beginning Stage in Treatise Usage:
L. Bath.
Beginning International Stage:
Bathonian
Fraction Up In Beginning Stage:
0
Beginning Date:
168.17
Ending Stage in Treatise Usage:
L. Bath.
Ending International Stage:
Bathonian
Fraction Up In Ending Stage:
40
Ending Date:
167.02
Description
Inner whorls with blunt ribbing, secondaries long, middle and outer whorls smooth, unribbed, no tubercles, no lappets. [Subgen. of Parkinsonia.]
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Subclass:
Ammonoidea
Order:
Ceratitida
Suborder:
Ammonitina
Superfamily:
Perisphinctaceae
Family:
Parkinsoniidae
Formal Genus Name and Reference:
Gonolkites BUCKMAN, 1925 [Subgen. of Parkinsonia.]
Type Species:
G. convergens
Images
(Click to enlarge in a new window)
Fig. 384,7. *P. (G.) convergens (Buck.), Eng., x0.3 (65*)
Synonyms
Geographic Distribution
L. Bath., Eu.
Age Range
Beginning Stage in Treatise Usage:
L. Bath.
Beginning International Stage:
Bathonian
Fraction Up In Beginning Stage:
0
Beginning Date:
168.17
Ending Stage in Treatise Usage:
L. Bath.
Ending International Stage:
Bathonian
Fraction Up In Ending Stage:
40
Ending Date:
167.02
Description
Inner whorls with blunt ribbing, secondaries long, middle and outer whorls smooth, unribbed, no tubercles, no lappets. [Subgen. of Parkinsonia.]