Neogene Period
23.03 - 2.588 20,442
Miocene Epoch
23.03 - 5.333 17.697
Serravalian Age
13.82 - 11.63 2.19
 _ Boars, Camels and Giraffes 🐪/2 Kubanochoerus gigas Africa and Eurasia Miocene 12 - 6 Ma.png)  _ Boars, Camels and Giraffes 🐪/2 Kubanochoerus gigas Africa and Eurasia Miocene 12 - 6 Ma.png) 12 - 6 6 Kubanochoerus gigas†Kubanochoerus, †Kubanochoerini Tribe, Suidae, Artiodactyla, Mammalia 6Sp Africa and Eurasia |
 _ Sea lions and Musteloids 🦡/6 Imagotaria downsi Californian coast 12 - 10 2 Ma.png)  _ Sea lions and Musteloids 🦡/6 Imagotaria downsi Californian coast 12 - 10 2 Ma.png) 12 - 10 2 Imagotaria downsi
†Imagotaria, Odobenidae, Pinnipedia, Pinnipediformes, Carnivora, Mammalia Californian coast |
  12 - 0 Emu Dromaius novaehollandiae, Dromaius, Casuariidae, Casuariiformes, Aves 4 ss Australia |
| 12 - 2 10 mi Borophagus diversidens gluttonous eater Borophagus, Borophagina, Borophagini, Borophaginae, Canidae, Carnivora, Mammalia 8Sp N America |
| 12 463 Galactic Years ago |
| 12 - 11 1 western Snake River plain. |
| 11.8 mi Amazon river. 18th oldest. Flows E. flowed W fm 65 Mya, long before formation of Andes, when it originated in the highland area that formed when S American & African plates separated. May predate break-up of western Gondwana as extension of proto-Congo river system, 200 Mya during Jurassic |
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Tortonian Age
11.63 - 7.246 4.384
 _ Deers, antelopes and goats 🦌🐂/44 Argali Ovis ammon Himalaya Present Near threatened.png)  _ Deers, antelopes and goats 🦌🐂/45 Argali Ovis ammon Himalaya 11.63 - Present Near threatened.png) 11.63 - 0 Mountain Sheep Ovis ammon, Ovis, Caprinae, Bovidae, Artiodactyla, Mammalia Himalaya Near threatened |
 _ Deers, antelopes and goats 🦌🐂/43 Mouflon Ovis orientalis Caucausses mountains Present Least concern.png)  _ Deers, antelopes and goats 🦌🐂/44 Mouflon Ovis orientalis Caucausses mountains 11.63 - Present Least concern.png) 11.63 - 0 Mouflon Ovis orientalis, Ovis, Caprinae, Bovidae, Artiodactyla, Mammalia Caucausses mountains Least concern |
 _ Deers, antelopes and goats 🦌🐂/37 Takin Budorcas taxicolor Central Asia Present Vulnerable.png)  _ Deers, antelopes and goats 🦌🐂/38 Takin Budorcas taxicolor Central Asia 11.63 - Present Vulnerable.png) 11.63 - 0 Takin Budorcas taxicolor, Budorcas, Caprinae, Bovidae, Artiodactyla. Mammalia C Asia Vulnerable |
 _ Deers, antelopes and goats 🦌🐂/31 Addax Addax nasomaculatus Sahara Present Critically endangered.png)  _ Deers, antelopes and goats 🦌🐂/32 Addax Addax nasomaculatus Sahara 11.63 - Present Critically endangered.png) 11.63 - 0 Addax Addax nasomaculatus, Addax, Hippotraginae, Bovidae, Artiodactyla, mammalia Sahara Critically endangered |
 _ Boars, Camels and Giraffes 🐪/27 Shansitherium fuguensis Beast of Shanxi Shanxi province China Late Miocene.png)  _ Boars, Camels and Giraffes 🐪/27 Shansitherium fuguensis Beast of Shanxi Shanxi province China Late Miocene 11.63 - 5.333 .png) 11.63 - 5.333 6.1 Shansitherium fuguensis "Beast of Shanxi", Shansitherium, Giraffidae, Artiodactyla, Mammalia 3Sp Shanxi province, China |
 _ Deers, antelopes and goats 🦌🐂/33 Sable antelope Hippotragus niger S Africa Present Critically endangerd.png)  _ Deers, antelopes and goats 🦌🐂/34 Sable antelope Hippotragus niger S Africa 11.63 - Present Critically endangerd.png) 11.63 - 0 Sable antelope Hippotragus niger, Hippotragus, Hippotraginae, Bovidae, Artiodactyla, Mammalia S Africa Critically endangerd |
 _ Deers, antelopes and goats 🦌🐂/34 Arabian oryx Oryx leuxoryx Arabian peninsulaa Present Vulnerable.png)  _ Deers, antelopes and goats 🦌🐂/35 Arabian oryx Oryx leuxoryx Arabian peninsulaa 11.63 - Present Vulnerable.png) 11.63 - 0 Arabian oryx Oryx leuxoryx, Oryx, Hippotraginae, Bovidae, Artiodactyla, Mammalia Arabian peninsula Vulnerable |
 _ Boars, Camels and Giraffes 🐪/30 Reticulated giraffe Giraffa camelopard E Africa Present Vulnerable.png)  _ Boars, Camels and Giraffes 🐪/30 Reticulated giraffe Giraffa camelopard E Africa 11.61 - Present Vulnerable.png) 11.61 - 0 Reticulated giraffe Giraffa camelopardalis reticulata, G. camelpardalis, Giraffa, Giraffidae, Artiodactyla, Mammalia E Africa Vulnerable |
 _ Boars, Camels and Giraffes 🐪/31 Masai giraffe Giraffa camelohardalis tippelskirchii E Africa Present Vulnerable.png)  _ Boars, Camels and Giraffes 🐪/31 Masai giraffe Giraffa camelohardalis tippelskirchii E Africa 11.61 - Present Vulnerable.png) 11.61 - 0 Masai giraffe Giraffa camelohardalis tippelskirchii, Giraffa, Giraffidae, Artiodactyla, Mammalia E Africa Vulnerable |
  11.6 - 11,000 Palorchestes azael, Palorchestes, Palorchestidae, Diprotodontia, Marsupialia, Mammalia Ancient leaper Australia |
11.6 - 4,100 Stegodon "roofed tooth" Stegodontinae, Proboscidea, Elephantidae one of largest proboscideans, 13Sp
| S. zdansky 1 old male (50+) Yellow River that is 3.87m/12.7' tall 12.7 tonnes |
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| 11.6 Timber Mountain caldera complex 1,200km3/288mi3 of Timber Mountain Tuff – Rainer Mesa member |
| 11.6 - 11,000 11.6 Toxodon ungulate South America |
| 11.6 - 11,000 11.6 Nothrotheriidae Folivora, Pilosa, Mammalia, 1920 Ground Sloth Americas |
 _ Boars, Camels and Giraffes 🐪/35 Okapi Okapia johnstoni C Africa Present Endangered.png)  _ Boars, Camels and Giraffes 🐪/35 Okapi Okapia johnstoni C Africa 11.5 - Present Endangered.png) 11.5 - 0 Okapi Okapia johnstoni, Okapia, Giraffidae, Artiodactyla, Mammalia C Africa Endangered |
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Neogene Period
23.03 - 2.588 20,442
Miocene Epoch
23.03 - 5.333 17.697
Tortonian Age
11.63 - 7.246 4.384
  11.1 - 5.3 5.8 Stegotetrabelodon syrticus Roofed four tusk 4m/13.1' shoulder 11 - 12 tonnes Eurasia & Africa Stegotetrabelodon, Elephantidae, Proboscidea, Mammalia 3Sp Africa, Eurasia. |
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| 11.1 - 5.3 5.8 mi Indarctos salmontanus, †Indarctos, †Indarctini, Ailuropodinae, Ursidae, Carnivora, Mammalia 8Sp |
| 11 - 7 4 Melnik Earth Pyramids Bulgaria |
11 - 10 11  Greenland Ice Sheet greatly reduced |
  11 - 0 Narwhal Monodon monoceros, Monodon, Monodontidae, Cetacea, Artiodactyla, Mammalia Arctic circle Least concern |
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Spermophilus daruis, SpermophilusSciuridaeSciuridae, Rodentia, Euarchonta, Mammalia
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Neogene Period
23.03 - 2.588 20,442
Miocene Epoch
23.03 - 5.333 17.697
Tortonian Age
11.63 - 7.246 4.384
| 10.3 - 5.3 5 mi Alforjas A. taylori, †Alforjas, Lamini, Camelidae, Artiodactyla, Mammalia 1979 Camelid Asia, North America, and Africa |
10.3 - 3.3 7  Plionarctos Genus of Bear N America |
| 10.3 - 5.332 †Nimravides thinobates, †Nimravides, †Homotherini, †Machairodontinae, Felidae, Feliformia, Carnivora, Mammalia Felidae saber-toothed cats N America. 4Sp 1m/3' size of large tiger. long legs & back. |
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Neogene Period
23.03 - 2.588 20,442
Miocene Epoch
23.03 - 5.333 17.697
Tortonian Age
11.63 - 7.246 4.384
| 10.21±.03 Picabo volcanic field, Yellowstone hotspot, Idaho |
| 10.2 Arbon Valley volcano Tuff. |
  10 Walkaleo alcootaensis †Wakaleo, †Thylacoleonidae, Diprotodontia, Marsupialia, Mammalia "Little lion" N Australia |
  10 - 50,000 Zygomaturus tasmanicus "Large cheeks" †Zygomaturus, †Zygomaturinae, †Diprotodontidae, Diprotondontia, Marsupialia, Mammalia 6Sp Australia |
 _ Boars, Camels and Giraffes 🐪/34 Samotherium boissieri Africa and Eurasia Miocene - Pliocene 10 - 5 Ma.png)  _ Boars, Camels and Giraffes 🐪/34 Samotherium boissieri Beast of Samos Africa and Eurasia Miocene - Pliocene 10 - 5 Ma.png) 10 - 5 5 Samotherium boissieri Beast of Samos Samotherium, Giraffidae, Artiodactyla, Mammalia 5Sp
Africa and Eurasia |
  10 - 0 Rhinoceros hornbill Buceros rhinoceros, Buceros, Bucerotidae, Bucerotiformes, Aves SE Asia Vulnerable NT |
 _ Modern cats 🦁/8 Asiatic lion Panthera leo persica NW India Present Endangered.png)  _ Modern cats 🦁/8 Asiatic lion Panthera leo persica NW India 10 - Present Endangered.png) 10 - 0 Asiatic lion Panthera leo leo, Panthera leo, Panthera, Pantherinae, Felidae, Feliformia, Carnivora, Mammalia persica NW India Endangered |
10?  Ape Hominoidea, Catarrhini, Simiiformes, Haplorhini, Primates, Mammalia |
| 9.9 - 9.8 .1 Nakalipithecus nakayamai, †Nakalipithecus, Hominidae, Hominoidea, Simiiformes, Haplorhini, Primates, Mammalia |
  9.9 - 8.9 1 Livyatan melvillei, †Livyatan, incertae sedis, Physeteroidea, Cetecea, Artiodactyla, Mammalia worldwide |
  20 - 10 10 Paleoparadoxia tabatai "Ancient paradox", Raleoparadoxia, Paleoparadoxiidae, Despostylia, Mammalia W,N America |
10   Loris |
10  Yosemeti Sierra Nevada Mts. Steep E Side |
10? /PNG/24 x 24/9093 - Camel.png) Poebrotherium wilsoni Poebrotherium, Camelini, Camelidae, Artiodactyla, Mammalia 5Sp camel |
  10 - 0 Djungarian hamster, Phodopus sungorus, Phodopus, Cricetinae, Cricetidae, Rodentia, Mammalia Inner Asia, Least concern |
 _ Boars, Camels and Giraffes 🐪/17 Alpaca, Vicugna pacos, Western S America Present domesticated.png)  _ Boars, Camels and Giraffes 🐪/17 Alpaca, Vicugna pacos, Western S America 10 - Present domesticated.png) 10 - 0 Alpaca, Vicugna pacos, Vicugna, Camelidae, Artiodactyla, Mammalia W,S America domesticated |
 _ Boars, Camels and Giraffes 🐪/18 Llama Lama glama Western S America Present Domestiated.png)  _ Boars, Camels and Giraffes 🐪/18 Llama Lama glama Western S America 10 - Present Domestiated.png) 10 - 0 Llama Lama glama, Lama, Camelidae, Artiodactyla, Mammalia W S America Domestiated |
| 10 - 6 4 Chilcotin Group basalts. |
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Neogene Period
23.03 - 2.588 20,442
Miocene Epoch
23.03 - 5.333 17.697
Tortonian Age
11.63 - 7.246 4.384
9.5  _ Modern cats 🦁/13 Serval Leptailurus serval Africa 8.5 - Present Least concern.png)  _ Modern cats 🦁/13 Serval Leptailurus serval Africa Present Least concern.png) Serval Leptialurus, serval, Leptailurus, Felinae. Felidae, Feliformia, Carnivora Mammalia 1776 LC |
| 9.34 Little Chokecherry Canyon volcano tuff |
| 9.17 Kyle Canyon volcano tuff |
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Dugong 
Amphimachairodus large 
