| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Pontolis magnus
Taxonomy
Pontoleon magnus was named by True (1907). Its type specimen is USNM 3792, a skeleton, and it is a 3D body fossil. Its type locality is Empire, which is in a Tortonian coastal sandstone in the Empire Formation of Oregon. It is the type species of Pontolis, Pontoleon.
It was considered a nomen dubium by Repenning and Tedford (1977); it was recombined as Pontolis magnus by True (1905), True (1909), Kellogg (1922), Hay (1930), Mitchell (1968), Deméré (1994), Deméré et al. (2003), Barnes (2008), Boessenecker and Churchill (2013), Berta (2018), Magallanes et al. (2018), Berta et al. (2018), Biewer et al. (2020).
It was considered a nomen dubium by Repenning and Tedford (1977); it was recombined as Pontolis magnus by True (1905), True (1909), Kellogg (1922), Hay (1930), Mitchell (1968), Deméré (1994), Deméré et al. (2003), Barnes (2008), Boessenecker and Churchill (2013), Berta (2018), Magallanes et al. (2018), Berta et al. (2018), Biewer et al. (2020).
Synonymy list
| Year | Name and author |
|---|---|
| 1905 | Pontolis magnus True |
| 1907 | Pontoleon magnus True p. 48 |
| 1909 | Pontolis magnus True p. 144 |
| 1922 | Pontolis magnus Kellogg p. 106 |
| 1930 | Pontolis magnus Hay p. 558 |
| 1968 | Pontolis magnus Mitchell p. 1877 |
| 1994 | Pontolis magnus Deméré p. 116 |
| 2003 | Pontolis magnus Deméré et al. p. 49 figs. Fig. 3.3 |
| 2008 | Pontolis magnus Barnes p. 533 |
| 2013 | Pontolis magnus Boessenecker and Churchill p. 10 fig. 8 |
| 2018 | Pontolis magnus Berta p. 714 figs. Fig. 3 |
| 2018 | Pontolis magnus Berta et al. p. 217 figs. Fig. 6 |
| 2018 | Pontolis magnus Magallanes et al. p. 30 figs. Figure 14 |
| 2020 | Pontolis magnus Biewer 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.
†Pontolis magnus True 1907
show all | hide all
Diagnosis
No diagnoses are available