| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Amphiuma (amphiuma)
Taxonomy
Amphiuma was named by Garden (1821). It is extant.
It was assigned to Amphiumidae by Cope (1875), Estes (1981), Carroll (1988), Gardner (2003), Parmley et al. (2007).
It was assigned to Amphiumidae by Cope (1875), Estes (1981), Carroll (1988), Gardner (2003), Parmley et al. (2007).
Species
Synonyms
|
Synonymy list
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. Amphiuma Garden 1821 [amphiuma]
show all | hide all
†Amphiuma jepseni Estes 1969
Amphiuma means Garden 1821 [two-toed amphiuma]
Amphiuma pholeter Neill 1964 [one-toed amphiuma]
Amphiuma tridactylum Cuvier 1827 [three-toed amphiuma]
Invalid names: Amphiuma antica Holman 1977 [nomen dubium]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|||||
|
|||||
|
|
||||
| Source: subo = suborder, c = class, subp = subphylum, uc = unranked clade | |||||
| References: Hendy et al. 2009, Carroll 1988, Kiessling 2004, Uhen 2004 | |||||
Age range
Maximum range based only on fossils: base of the Tiffanian to the top of the Holocene or 60.90000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 56.2 Ma
Minimum age of oldest fossil (stem group age): 56.2 Ma
Collections (11 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Tiffanian | USA (Wyoming) | Amphiuma jepseni (15049) | |
| Barstovian | USA (Texas) | Amphiuma antica (18646) | |
| Hemphillian | USA (Florida) | Amphiuma sp. (18601) | |
| Pleistocene | USA (Florida) | Amphiuma sp. (227368) | |
| Late/Upper Pleistocene (late glacial) | USA (Georgia) | Amphiuma sp. (75066) | |
| Late/Upper Pleistocene | USA (Florida) | Amphiuma means (34269) | |
| Late/Upper Pleistocene (glacial) | USA (Florida) | Amphiuma means (154921) | |
| Late/Upper Pleistocene (interglacial) | USA (Georgia) | Amphiuma means (20604) | |
| Late/Upper Pleistocene (late glacial) | USA (Florida) | Amphiuma sp. (154722) | |
| Holocene | USA (Florida) | Amphiuma sp. (227371) | |
| Holocene | USA (Georgia) | Amphiuma means (152113) |