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Neocrimites

Classification

    Phylum:  
Mollusca
    Class:  
Cephalopoda
    Order:  
Goniatitida
    Superfamily:  
Adrianitoidea
    Family:  
Adrianitidae
    Formal Genus Name and Reference:  
Neocrimites RUZHENTSEV, 1940a, p. 838
    Type Species:  
Adrianites fredericksi EMEL'IANTSEV, 1929, p. 150, OD


Images

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Fossil Image
Fig. 80, 1a-c. *N. fredericksi (Emel'iantsev), Baigendzhinian, Southern Urals, a-b, X 1.5, c, diameter at 18 mm (Ruzhentsev, 1956b)."


Synonyms

Metacrimites; Millerites


Geographic Distribution

southern Kazakhstan (Southern Urals), Tajikistan (Pamir), Russia (Urals, northern Caucasus), USA (Texas), Mexico (Coahuila), Indonesia (Timor), China (Xizang, Guangxi, Guizhou, Gansu), ?Western Australia


Age Range

    Beginning Stage in Treatise Usage:  
Cisuralian (Artinskian Baigendzhinian)
    Beginning International Stage:  
Artinskian
    Fraction Up In Beginning Stage:  
0
    Beginning Date:  
290.51
    Ending Stage in Treatise Usage:  
Guadalupian (Capitanian)
    Ending International Stage:  
Capitanian
    Fraction Up In Ending Stage:  
100
    Ending Date:  
259.55


Description

Similar to Crimites (globular, involute), from which it was derived, but longitudinal sculpture may be much stronger than transverse. Sutural trace directly transverse with four or five pairs of external lateral lobes, three or four pairs of internal laterals, and two or three smaller lobes on umbilical wall. Fifteen named species.




References



Museum or Author Information

Ruzhentsev, 1956