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Dwardius
Taxonomy
Dwardius was named by Siverson (1999).
It was assigned to Otodontidae by Underwood et al. (2011); to Lamniformes by Siverson (1999), Guinot et al. (2013); and to Cardabiodontidae by Siversson and Machalski (2017).
It was assigned to Otodontidae by Underwood et al. (2011); to Lamniformes by Siverson (1999), Guinot et al. (2013); and to Cardabiodontidae by Siversson and Machalski (2017).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1999 | Dwardius Siverson p. 57 |
| 2011 | Dwardius Underwood et al. p. 544 |
| 2013 | Dwardius Guinot et al. p. 635 |
| 2017 | Dwardius Siversson and Machalski p. 444 |
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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. †Dwardius Siverson 1999
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†Dwardius sudindicus Underwood et al. 2011
†Dwardius woodwardi Herman 1977
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, subp = subphylum | |||||
| References: Carroll 1988, Hendy et al. 2009, Wagner 2023 | |||||
Age range: base of the Early/Lower Aptian to the top of the Santonian or 121.40000 to 83.60000 Ma
Collections (18 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Aptian | India | D. sp. (239333) | |
| Middle Albian | France (Marne) | Cretoxyrhina woodwardi (169108 235565 235567) | |
| Middle Albian | France (Haute-Marne) | Cretoxyrhina woodwardi (235569) | |
| Late/Upper Albian | Poland | D. sp. (213375) | |
| Late/Upper Albian - Early/Lower Cenomanian | Kazakhstan | D. woodwardi (175010) | |
| Cenomanian | Australia (Western Australia) | Pseudoisurus tomosus (215794) | |
| Early/Lower Cenomanian | United Kingdom (England) | D. woodwardi (213567) | |
| Early/Lower Cenomanian | France | Cretolamna woodwardi (242279) | |
| Early/Lower Cenomanian | India (Tamil Nadu) | D. sudindicus (110178) | |
| Late/Upper Cenomanian | France | Cretolamna woodwardi (241896) | |
| Middle Cenomanian | France | Cretolamna woodwardi (242280) | |
| Middle Cenomanian | United Kingdom (England) | D. woodwardi (213569 213570) | |
| Middle Turonian | Belgium | Cretolamna woodwardi (241974) | |
| Early/Lower Santonian | Japan | D. sp. (219958) | |
| Santonian | Japan | D. sp. (219963) |