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Protognathodus
Classification
Phylum:
Conodonta
Class:
Conodonta
Order:
Conodontophorida
Superfamily:
Polygnathacea
Family:
Idiognathodontidae
Formal Genus Name and Reference:
Protognathodus ZIEGLER, 1969, p. 352
Type Species:
Gnathodus kockeli BISCHOFF, 1957, p. 25, OD
Images
(Click to enlarge in a new window)
Fig. 109, 6. *P. kockeli (Bischoff), U.Dev., Eu. (Ger.), Pa element, upper view, X50 (Ziegler, 1969)
Synonyms
Geographic Distribution
N.Am.-Eu.-Afr.
Age Range
Beginning Stage in Treatise Usage:
U.Dev.L.Miss. (Tournais.)
Beginning International Stage:
Tournaisian
Fraction Up In Beginning Stage:
0
Beginning Date:
359.3
Ending Stage in Treatise Usage:
U.Dev.L.Miss. (Tournais.)
Ending International Stage:
Tournaisian
Fraction Up In Ending Stage:
100
Ending Date:
346.73
Description
Apparatus unknown, Pectiniform element scaphate with free medial blade, usually half element length, round symmetrical platform smooth or ornamented with nodes, carina distinct, basal cavity large
References
Museum or Author Information
Classification
Phylum:
Conodonta
Class:
Conodonta
Order:
Conodontophorida
Superfamily:
Polygnathacea
Family:
Idiognathodontidae
Formal Genus Name and Reference:
Protognathodus ZIEGLER, 1969, p. 352
Type Species:
Gnathodus kockeli BISCHOFF, 1957, p. 25, OD
Images
(Click to enlarge in a new window)
Fig. 109, 6. *P. kockeli (Bischoff), U.Dev., Eu. (Ger.), Pa element, upper view, X50 (Ziegler, 1969)
Synonyms
Geographic Distribution
N.Am.-Eu.-Afr.
Age Range
Beginning Stage in Treatise Usage:
U.Dev.L.Miss. (Tournais.)
Beginning International Stage:
Tournaisian
Fraction Up In Beginning Stage:
0
Beginning Date:
359.3
Ending Stage in Treatise Usage:
U.Dev.L.Miss. (Tournais.)
Ending International Stage:
Tournaisian
Fraction Up In Ending Stage:
100
Ending Date:
346.73
Description
Apparatus unknown, Pectiniform element scaphate with free medial blade, usually half element length, round symmetrical platform smooth or ornamented with nodes, carina distinct, basal cavity large