PaleoDB taxon number: 72019
Alternative combination: Pontoleon magnus
Full reference: F. W. True. 1905. Diagnosis of a new genus and species of fossil sea-lion from the Miocene of Oregon. Smithsonian Miscellaneous Collections 48(1):47-49
Sister taxa: none
Type specimen: USNM 3792, a skeleton. Its type locality is Empire, which is in a Tortonian coastal sandstone in the Empire Formation of Oregon.
Ecology: scansorial insectivore