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Hadrosteus
Taxonomy
Hadrosteus was named by Gross (1932) [Sepkoski's age data: D Fras-m Sepkoski's reference number: 521]. It is not extant.
It was assigned to Dinichthyidae by Denison (1978); to Arthrodira by Sepkoski (2002); and to Aspinothoracidi by Carr and Hlavin (2010).
It was assigned to Dinichthyidae by Denison (1978); to Arthrodira by Sepkoski (2002); and to Aspinothoracidi by Carr and Hlavin (2010).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1932 | Hadrosteus Gross |
| 1978 | Hadrosteus Denison |
| 2002 | Hadrosteus Sepkoski |
| 2010 | Hadrosteus Carr and Hlavin p. 198 |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, subp = subphylum | |||||
| Reference: Carroll 1988 | |||||
Collections
No collection or age range data are available