species of pinnipeds and 102 species of fossil pinnipeds and their stem-relatives (Pinnipedimorpha), collectively referred to as pinnipedimorphs. Scientists...

of arctoid carnivorans are the closest relatives to the pinnipedimorphs, being more closely related to musteloids. Below is an overall phylogeny of the...

fixed. Conservation status codes listed follow the International Union for Conservation of Nature (IUCN) Red List of Threatened Species. Range maps are...

is an extinct genus of pinniped that lived approximately 15.97 to 11.608 mya during the Early Miocene in the Kavran-Ukhtolok Bay of Russia's Kamchatka...

Amphicynodontinae are classified as stem-pinnipeds in the superfamily Phocoidea. Fossils of these mammals have been found in Europe, North America and Asia. Amphicynodontines...

phylogeny and fossil record integration". Evolution. 78 (7): 1212–1226. doi:10.1093/evolut/qpae061. Berta, Annelisa. "Encyclopedia of Marine Mammals...

preserved fossil walrus currently known. Although the holotype specimen (OCPC 11141) of Titanotaria had been discovered in 1993 and represents one of the most...

by Robert Anderson, and consists of pieces of both forelimbs. Known Pliopedia fossils include a humerus, pieces of radius and ulna from both forelimbs...

moving bottom preys. I. A. Koretsky and S. J. Rahmat. 2013. First record of fossil Cystophorinae (Carnivora, Phocidae): Middle Miocene seals from the northern...

2020). "Insights on the Dental Evolution of Walruses Based on New Fossil Specimens from California". Journal of Vertebrate Paleontology. 40 (5): e1833896...

lacked the long tusks of walruses, and were more slender and smaller than their modern relatives. Autapomorphies of Proneotherium fossils include a continuous...

Enaliarctos is an extinct genus of pinnipedimorph, and may represent the ancestor to all pinnipeds. The five species in the genus Enaliarctos have been...

discovered in 2024 from the Purisima Formation in Santa Cruz, California. The fossil was discovered by thirteen-year old, amateur paleontologist Forrest Sheperd...

Semantoridae is an extinct family of stem-pinnipeds with fossils found in France, Kazakhstan, and Canada, dating back to various points in time in the...

mammals fossils were being unearthed in Neogene deposits in the vicinity of Antwerp, Belgium as well as Suffolk, England. One of these fossils was identified...

straeleni, are nomina dubia. Van Beneden P-J. 1877. Description des ossements fossiles des environs d’Anvers, première partie. Pinnipèdes ou amphithériens. Annales...

Aivukus is an extinct genus of walrus from the Miocene. The generic name is derived from the Inuit word for walrus, aivuk. From fossil records it was at least...

the Oligocene, but without fossil samples obtained from this era, this is based primarily on conjecture. All samples of fossil Desmatophoca were found in...

extinct genus of phocid belonging to the subfamily Phocinae. It is known from fossils found in the late Miocene of Belgium. There are two species of Frisiphoca...

discovery of more fossils including a nearly complete cranium from the original locality of K. clallamensis which helped identify it as part of the group...

is an extinct genus of phocid belonging to the subfamily Monachinae. It is known from fossils found in the middle to late Miocene of Belgium. The type and...

extinct monotypic genus of walrus with the sole species Imagotaria downsi. Fossils of Imagotaria are known from the early late Miocene of California (c. 10-12...

while fossils of P. jutlandica have been found in the Tortonian-age Gram Formation in Denmark. I. Koretsky. 2001. Morphology and systematics of Miocene...

of monk seal. The fossils of A. longirostris have been discovered in the Pisco Formation of Peru and the Bahía Inglesa Formation of Chile. When it was...

Puijila, a very basal 'pinnipedimorph'. Ed Yong, Puijila, the walking seal — a beautiful transitional fossil. "Fossil seal had the feet of an otter" by Bob...

Pteronarctos is a genus of basal pinnipediform from middle Miocene marine deposits in Oregon. Two species of Pteronarctos are known, P. goedertae and P...

Drassonax is an extinct genus of small, weasel-like bear. It lived in North America during the Early Oligocene, around 33 Ma. "†Drassonax Galbreath 1953...

(Allodesmus, Neotherium). Because of its large size, adaptations geared toward crunching bones, and rarity in the fossil record, Pelagiarctos is formerly...

is known from Pliocene marine deposits in the Antwerp region of Belgium, while fossils of P. nordica have been found in the Tortonian-age Gram Formation...

Allodesmus is an extinct genus of pinniped from the middle to late Miocene of California and Japan that belongs to the extinct pinniped family Desmatophocidae...