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No New Posts Bear Classification


2 43 Bear Family Tree
by brobear
Jan 8, 2023 8:19:15 GMT -5
No New Posts Earliest Bear Ancestors

9 100 Ursavus
by brobear
Feb 15, 2023 6:25:33 GMT -5
No New Posts Amphicyonidae ( bear dogs )

Amphicyonidae is an extinct family of terrestrial carnivorans belonging to the suborder Caniformia. They first appeared in North America in the middle Eocene (around 45mya), spread to Europe by the late Eocene (35mya), and appear in Asia, and Africa by the early Miocene (23mya). Amphicyonids are often colloquially referred to as "bear-dogs

7 46 Size
by Deleted
Aug 19, 2022 5:30:49 GMT -5
No New Posts Hemicyonidae ( dog bears )

Dog Bear - Hemicyoninae is an extinct subfamily of Ursidae[2][1] often called "dog-bears", literally "half dog" (Greek: ἡμικυων hemi-kyōn), bear-like carnivoran living in Europe, North America, Africa and Asia during the Oligocene through Miocene epochs 33.9–5.3 Ma, existing for approximately 28.6 million years. They are sometimes classified as a separate family

8 30 Adelpharctos
by brobear
Feb 12, 2023 9:24:01 GMT -5
No New Posts Amphicynodontidae

Otter Bear - Kolponomos is an extinct genus of carnivoran mammal that existed in the Late Arikareean North American Land Mammal Age, early Miocene epoch, about 20 million years ago. It was likely a marine mammal.[1]

5 56 Amphicynodontidae
by brobear
Jul 16, 2022 5:29:14 GMT -5
No New Posts Ailuropoda

Ancient Panda - Ailuropoda is the only extant genus in the ursid (bear) subfamily Ailuropodinae. It contains one living and three fossil species of panda

10 90 Huracan: new enormous bear.
by brobear
Oct 2, 2023 4:03:52 GMT -5
No New Posts Indarctos

Indarctos is an extinct genus of bear, endemic to North America, Europe and Asia during the Miocene. It was present from ~11.1 to 5.3 Ma, existing for approximately 6.2 million years.

8 57 Indarctos Size
by OldGreenGrolar
Aug 22, 2022 6:53:17 GMT -5
No New Posts Agriotherium

Agriotherium is an extinct genus of bears whose fossils are found in Miocene through Pleistocene-aged strata of North America, Europe, Africa, and Asia. This long-lived genus persisted from at least ~11.6–2.5 Mya.[2] Materials from the late-surviving A. africanum in Africa have suggested that A. africanum died out during the early Gelasian

6 101 Agriotherium Basics
by brobear
Dec 26, 2022 6:32:33 GMT -5
No New Posts Tremarctinae - 1 Viewing

Short face Bears - The Tremarctinae or short-faced bears is a subfamily of Ursidae that contains one living representative, the spectacled bear (Tremarctos ornatus) of South America, and several extinct species from four genera: the Florida spectacled bear (Tremarctos floridanus), the North American short-faced bears of genera Plionarctos (P. edensis and P. harroldorum) and Arctodus (A. pristinus and A. simus), and the South American giant short-faced bears of Arctotherium (including A. angustidens, A. vetustum, A. bonariense, A. wingei, and A. tarijense).[1] The group is thought to have originated in eartern North America, and then invaded South America as part of the Great American Interchange.[2]

18 664 Arctodus simus vs Arctotherium angustidens size comparison
by brobear
Jun 20, 2023 5:26:10 GMT -5
No New Posts Cave Bears - 1 Viewing

One of the largest prehistoric bears, the cave bear dominated its way through the steppes and snow-layered valleys of both Europe and Siberia, surviving along with many other dangerous predators and its smaller ursine contenders including the brown bear.

17 529 Cave Bear / Grizzly Connection
by OldGreenGrolar
Feb 12, 2024 3:44:39 GMT -5
No New Posts Extinct Ursus Bears

Other than cave bears

27 918 3,460 years old brown bear
by OldGreenGrolar
Nov 10, 2023 0:59:41 GMT -5

Prehistoric & Extinct Bears

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New Bear!BookmarkLockedFalling Paleontology Discoveries
brobear 7 331 by brobear
Sept 16, 2022 2:31:10 GMT -5
New Bear!BookmarkLockedFalling Interesting Basic Mammal discoveries
brobear 3 164 by brobear
Jun 8, 2022 12:37:07 GMT -5
New Bear!BookmarkLockedFalling Time Chart
brobear 2 226 by brobear
Jan 14, 2021 8:32:16 GMT -5


Thread Announcement Sticky Locked New Bear! New Poll Bookmark

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Prehistoric & Extinct Bears
Bear Evolution, Bears that are extinct or recently extinct
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