| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Pteronura (giant otter)
Taxonomy
Pteronura was named by Gray (1837). It is extant.
It was reranked as Lutra (Pteronura) by Nehring (1900).
It was assigned to Lutra by Nehring (1900); to Lutrini by Willemsen (1992) and Pickford (2007); and to Lutrinae by Marmi et al. (2004), Prevosti and Ferrero (2008) and Law et al. (2018).
It was reranked as Lutra (Pteronura) by Nehring (1900).
It was assigned to Lutra by Nehring (1900); to Lutrini by Willemsen (1992) and Pickford (2007); and to Lutrinae by Marmi et al. (2004), Prevosti and Ferrero (2008) and Law et al. (2018).
Synonymy list
| Year | Name and author |
|---|---|
| 1837 | Pteronura Gray |
| 1900 | Lutra (Pteronura) Nehring p. 221 |
| 1992 | Pteronura Willemsen p. 114 |
| 2004 | Pteronura Marmi et al. p. 492 |
| 2007 | Pteronura Pickford p. 122 figs. Fig. 23 |
| 2008 | Pteronura Prevosti and Ferrero p. 1172 |
| 2018 | Pteronura Law et al. |
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. Pteronura Gray 1837 [giant otter]
show all | hide all
Pteronura brasiliensis Gmelin 1788 [giant otter]
hide
Invalid names: Lutra paranensis Rennger 1830 [synonym]
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| Mandible height | 1 | 2.34 |
|
|
||||
|
|
||||
|
|
||||
|
|||||
|
|
||||
| Source: g = genus, f = family, subc = subclass, c = class, subp = subphylum | |||||
| References: Carroll 1988, Hendy et al. 2009, Lillegraven 1979, Gingerich 2003, Nowak 1991, Ji et al. 2002 | |||||
Age range
Maximum range based only on fossils: base of the Late/Upper Pleistocene to the top of the Holocene or 0.12900 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 0.012 Ma
Minimum age of oldest fossil (stem group age): 0.012 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Pleistocene - Holocene | Brazil (Mato Grosso do Sul) | Pteronura brasiliensis (92815) | |
| Lujanian | Argentina (Entre Ríos) | Pteronura brasiliensis (203952) | |
| Late/Upper Pleistocene (glacial) | Brazil (Mato Grosso) | Pteronura brasiliensis (136521) | |
| Late/Upper Pleistocene | Argentina (Entre Rios) | Pteronura brasiliensis (92299) | |
| Holocene | Peru | Pteronura brasiliensis (21689) |