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Priodon

Classification

    Phylum:  
Hemichordata
    Class:  
Pterobranchia
    Subclass:  
Graptolithina
    Order:  
Graptoloidea
    Suborder:  
Uncertain Graptolite genera
    Family:  
Graptolitic (Pterobranch) remains of uncertain value
    Formal Genus Name and Reference:  
Priodon Nilsson cited in HISINGER, 1831, p. 29, 37
    Type Species:  
* P. annulatus Quoy & Gaimard, OD, =Naso annulatus (Actinopterygii, Acanthuridae)


Images

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Fossil Image
Fig. 308,8. *P. garboei, 2943, Bornholm, Denmark, scale bar, 1 mm (Poulsen, 1943, fig. 2)


Synonyms



Geographic Distribution



Age Range

    Beginning Stage in Treatise Usage:  
[Questionable status.]
    Beginning International Stage:  
    Fraction Up In Beginning Stage:  
    Beginning Date:  
    Ending Stage in Treatise Usage:  
[Questionable status.]
    Ending International Stage:  
    Fraction Up In Ending Stage:  
    Ending Date:  


Description

Some confusion arose over the naming of graptolites with the introduction of the genus name Priodon, apparently suggested but not published by Sven Nilsson (see Tullberg, 1882b, p. 7; cited also in Elles & Wood, 1902, p. vii) and used first by Bronn (1835, p. 56), who indicated the homonymy with the genus Priodon Quoy & Gaimard, 1825.




References

Hisinger, Wilhelm. 1831. Esquisse d'un tableau des pétrifications de la Svède, Nouvelle Édition. P. A. Norstedt & Fils. Stockholm. 1831. 43 p.


Museum or Author Information

Poulsen, 1943