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Asteroptychius
Taxonomy
Asteroptychius was named by Agassiz (1843) [Sepkoski's age data: C l Sepkoski's reference number: 451]. Its type is Asteroptychius ornatus.
It was assigned to Ichthyodorulites by Hay (1902); to Orodontidae by Jordan (1963); to Ctenacanthoidea by Zangerl (1981); and to Ctenacanthida by Sepkoski (2002).
It was assigned to Ichthyodorulites by Hay (1902); to Orodontidae by Jordan (1963); to Ctenacanthoidea by Zangerl (1981); and to Ctenacanthida by Sepkoski (2002).
Species
A. bellulus, A. bellus, A. elegans, A. gracilis, A. keokuk, A. ornatus (type species), A. sanctiludovici, A. semiornatus, A. tenellus, A. tenuis, A. triangularis, A. vetustus
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. †Asteroptychius Agassiz 1843
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†Asteroptychius bellulus Saint John and Worthen 1875
†Asteroptychius bellus Branson 1906
†Asteroptychius elegans Newberry 1889
†Asteroptychius gracilis Newberry 1897
†Asteroptychius keokuk Saint John and Worthen 1875
†Asteroptychius ornatus Agassiz 1843
†Asteroptychius sanctiludovici Saint John and Worthen 1875
†Asteroptychius semiornatus M'Coy 1848
†Asteroptychius tenellus Saint John and Worthen 1883
†Asteroptychius tenuis Saint John and Worthen 1875
†Asteroptychius triangularis Newberry and Worthen 1870
†Asteroptychius vetustus Saint John and Worthen 1875
Diagnosis
No diagnoses are available