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Holdenius
Taxonomy
Holdenius was named by Dunkle and Bungart (1942) [Sepkoski's age data: D Fame-u Sepkoski's reference number: 521]. It is not extant.
It was assigned to Dinichthyidae by Denison (1978); and to Arthrodira by Sepkoski (2002).
It was assigned to Dinichthyidae by Denison (1978); and to Arthrodira by Sepkoski (2002).
Species
Synonymy list
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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. †Holdenius Dunkle and Bungart 1942
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†Holdenius holdeni Dunkle and Bungart 1942
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: o = order, subp = subphylum | |||||
Reference: Carroll 1988 |
Age range: Late/Upper Famennian or 364.70000 to 360.70000 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
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Late/Upper Famennian | USA (ohio) | H. holdeni (233183) |