| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Varalphadon
Taxonomy
Varalphadon was named by Johanson (1996). It is not extant. Its type is Protalphadon wahweapensis.
It was assigned to Didelphidae by Johanson (1996), McKenna and Bell (1997); to Alphadontidae by Kielan-Jaworowska et al. (2004); to Didelphimorphia by Davis (2007); to Metatheria by Williamson et al. (2012); and to Sparassodonta by Carneiro (2018).
It was assigned to Didelphidae by Johanson (1996), McKenna and Bell (1997); to Alphadontidae by Kielan-Jaworowska et al. (2004); to Didelphimorphia by Davis (2007); to Metatheria by Williamson et al. (2012); and to Sparassodonta by Carneiro (2018).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1996 | Varalphadon Johanson |
| 1997 | Varalphadon McKenna and Bell |
| 2004 | Varalphadon Kielan-Jaworowska et al. pp. 443, 456 fig. 12.11C |
| 2007 | Varalphadon Davis p. 218 |
| 2012 | Varalphadon Williamson et al. |
| 2018 | Varalphadon Carneiro |
Is something missing? Join the Paleobiology Database and enter the data
|
|
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. †Varalphadon Johanson 1996
show all | hide all
†Varalphadon creber Fox 1971
†Varalphadon crebreforme Cifelli 1990
†Varalphadon janetae Carneiro 2018
†Varalphadon wahweapensis Cifelli 1990
Diagnosis
No diagnoses are available
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|
||||
|
|
||||
| Source: subc = subclass, c = class, subp = subphylum | |||||
| References: Hopson 1973, Carroll 1988, Hendy et al. 2009, Lillegraven 1979, Clemens 1979 | |||||
Age range: base of the Middle Cenomanian to the top of the Late/Upper Campanian or 100.50000 to 72.20000 Ma
Collections (13 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Cenomanian - Late/Upper Cenomanian | USA (Utah) | V. janetae (14385) | |
| Coniacian - Santonian | USA (Utah) | Alphadon sp. (14393) | |
| Late/Upper Santonian | Canada (Alberta) | Alphadon creber (14423 14425 14426) | |
| Santonian | USA (Montana) | V. sp. (181583) V. sp., V. wahweapensis (181582) | |
| Early/Lower Campanian | USA (Utah) | Alphadon sp. B (14421) Anchistodelphys archibaldi (75851) Protalphadon crebreforme (75839 75840) | |
| Late/Upper Campanian | USA (Utah) | Protalphadon wahweapensis (14466 75836) |