| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Walteraja
Taxonomy
Walteraja was named by Siverson and Cappetta (2001). Its type is Walteraja exigua.
It was assigned to Rajidae by Siverson and Cappetta (2001) and Hoganson et al. (2019).
It was assigned to Rajidae by Siverson and Cappetta (2001) and Hoganson et al. (2019).
Species
W. exigua (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 2001 | Walteraja Siverson and Cappetta p. 435 |
| 2019 | Walteraja Hoganson et al. p. 37 |
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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. †Walteraja Siverson and Cappetta 2001
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†Walteraja exigua Siverson and Cappetta 2001
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, subp = subphylum | |||||
| References: Wagner 2023, Carroll 1988, Hendy et al. 2009 | |||||
Age range: Late/Upper Maastrichtian or 70.60000 to 66.00000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Maastrichtian | Sweden | W. exigua (214323 214324 214325) | |
| Late/Upper Maastrichtian | USA (North Dakota) | W. exigua (213580) |