Neogene Period
23.03 - 2.588 20,442
Miocene Epoch
23.03 - 5.333 17.697
Aquitanian Age
23.03 - 20.44 2.59
20.6–4.9 15.7  Aepycamelus 0 |
| 21 - 3 18 Thylacosmilidae †Sparassodonta, Mammalia, S America |
| 21 - 16.3 4.7 mi Stegotherium Stegotheriini, Dasypodinae, Dasypodidae, Cingulata, Mammalia 1887 5Sp Armadillo |
  21 - 2012 Pinta Island tortoise, C. abingdonii, Chelonoidis, Testudinidae, Testudinoidea, Cruptodira, Testudines, Reptilia, 1877 Pinta Island, |
| 20.5 - 15.5 5 Prodeinotherium Deinotheriidae Africa, Europe, and Asia Prodeinotherium, "before terrible beast", size of Asian elephant, 3-4m/9.8-13.1' tall |
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Neogene Period
23.03 - 2.588 20,442
Miocene Epoch
23.03 - 5.333 17.697
Burdigalian Age
20.44 - 15.97 4.47
| ? Progomphotherium large herbivorous mammals like elephants |
  20 - 13 7 Rag thief P. longissimus, †Phorusrhacos, †Phorusrhacinae, †Phorusrhacidae, Cariamiformes, Aves, 1887 S America |
  20 - Present Turtlehead sea snake Emydocephalus ijimae, Emydocephalus, Hydrophiinae, Elapidae, Serpentes, Squamata, Reptilia, 1926 W Pacific Ocean Vulnerable |
 _ Deers, antelopes and goats 🦌🐂/25 thomson's gazelle Eudorcas thomsonii E Africa Present Near threatened.png)  _ Deers, antelopes and goats 🦌🐂/26 Thomson's gazelle Eudorcas thomsonii E Africa 20 - Present Near threatened.png) 20 - Present Thomson's gazelle Eudorcas thomsonii, Eudorcas, Antilopinae, Bovidae, Artiodactyla, Mammalia, 1884 E Africa Near threatened |
 _ Deers, antelopes and goats 🦌🐂/26 Grant's gazelle Nanger granti E Afrixa Present Least concern.png)  _ Deers, antelopes and goats 🦌🐂/27 Grant's gazelle Nanger granti E Afrixa 20 - Present Least concern.png) 20 - Present Grant's gazelle Nanger granti, Nanger, Antilopinae, Bovidae, Artiodactyla, Mammalia, 1872 E Africa Least concern |
 _ Deers, antelopes and goats 🦌🐂/27 Blackbuck Antilope cervicapra Present Least concern.png)  _ Deers, antelopes and goats 🦌🐂/28 Blackbuck Antilope cervicapra 20 - Present Least concern.png) 20 - Present Blackbuck Antilope A. cervicapra, Antilope, Antilopinae Bovidae, Artiodactyla, Mammalia, 1758 Least concern |
  20 - 15 5 Common ostrich Struthio camelus, Struthio, Struthionidae, Struthioniformes, Aves, 1758 5SS Africa |
  20 - Present Caspian tern Hydroprogne caspia, Hydroprogne, Laridae, Charadriiformes, Aves, 1770 Worldwide Least concern |
  20 - Present Arctic tern Sterna paradisaea, Sterna, Laridea, Charadriiformes, Aves, 1763 Arctic circle Least concern |
  20 - Present Sooty tern O fuscatus, Onychoprion, Laridae, Charadriiformes, Aves, 1766 7 ss Tropical zone Least concern |
  20 - 6 14 Orr's Bony-toothed Bird O. orri, †Osteodontornis, †Pelagornithidae, †Orontopterygiformes, Aves, 1957 Pacific |
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  20 - Present Hoatzin, Opisthocomus O. hoazin, Opisthocomus, Pelagornithidae, Odontopterygiformes, Aves, 1957 Amazon basin, Least concern |
  20 - Present Ruppell's vulture Gyps rueppelli, Gyps, Accipitridae, Accipitriformes, Aves, 1852 2 ss Subsaharian Critically endangered |
  20 - Present Hairy-footed gerbil, G. paeba, Gerbillurus, Muridae, Rodentia, Mammalia, 1836 S Africa, Least concern |
  20 - Present Snowy owl Bubo scandiacus, Bubo, Strigidae, Strigiformes, Aves, 1758 Arctic circle Vulnerable |
| 20 - 13 7 Rag thief P. longissimus, †Phorusrhacos, †Phorusrhacinae, †Phorusrhacidae, Cariamiformes, Aves, S America |
 _ Bears and seals 🐻/2 Kretzoiarctos beatrix Miklos Kret Spain Miocene.png)  _ Bears and seals 🐻/2 Kretzoiarctos beatrix Miklos Kret Spain Miocene 20 - 6.png) 20 - 6 14 Kretzoiarctos beatrix Kretzoiarctos, Ursidae, Carnivoa, Mammalia, 2011 Miklos Kret Spain |
 _ Hyaenas and early cats 🐯/10 Fossa Cryptoprocta ferox Madadgascar Present Vulnerable.png)  _ Hyaenas and early cats 🐯/10 Fossa Cryptoprocta ferox Madadgascar 20 - Present Vulnerable.png) 20 - Present Fossa C. ferox, Cryptoprocta, Eupleridae, Feliformia, Carnivora, Mammalia, 1833 Madadgascar Vulnerable |
 _ Hyaenas and early cats 🐯/12 Pseudaelurus quadridentatus N America and Eurasia 20 - 8 Ma.png)  _ Hyaenas and early cats 🐯/12 Pseudaelurus quadridentatus False cat N America and Eurasia 20 - 8 Ma.png) 20 - 8 12 False cat P. quadridentatus, †Pseudaelurus, Felidae, Felidormia, Carnivora, Mammalia, 11Sp 1850 N America & Eurasia |
20 - 10 10  Olympic Mts From Sea |
| 20 - 0 Hạ Long Bay Karst formations. |
| 20 - 0 Tubulidentata (aardvark) order of Afroinsectiphilia Superorder of Afrotheria Magnorder of Placentalia Subdivision of Mammalia Class |
  20 - 3 17 Thunder bird D. australis, †Dromornis, †Dromornithidae, †Gastornithiformes Aves S Australia |
  20 - 0 White-headed duck Oxyura leucocephala, Oxyura, Anatidae, Anseriformes, Aves, 1769 C Asia Endangered |
20 - 0   Opossum Dedelphidae, Didelphimorphia Marsupialia, Mammalia, 108Sp S America |
20 - 0  Zebra Hippotigris, Equus, Equidae, Perissodactyla, Mammalia, 3Sp |
| 20 - 0 Parictis 1st Bear Enters Eurasia |
| 20 mi Kolponomos †Amphicycodontinae, Ursidae, Carnivora, Mammalia, 1960 2Sp Bear North America |
  20 - Present Rock dove C. livia, Columba, Columbidae, Columbiformes, Aves, 1789 12 ss |
  20 - Present Kakapo Strigops habroptilus New Zealand Critically endangered |
  20 - 1895 Lyall's wren T. Ivalli, Traversia, Acanthisittidae, Passeriformes, Aves, 1894 New Zealand |
| 20 - 0 long-beaked echidnas spiny anteaters genus Zaglossus New Guinea |
| 20 - 0 eastern long-beaked echidna |
| 20 - 0 western long-beaked echidna |
| 20 - 0 Marsupial moles Australian interior |
| 20? - 0 southern marsupial mole WC Australia |
| 20? - 1100s pig-footed bandicoots Chaeropus Marsupials Family †Chaeropodidae Australia |
20?   Peramelidae extant bandicoots Australia and New Guinea |
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Neogene Period
23.03 - 2.588 20,442
Miocene Epoch
23.03 - 5.333 17.697
Burdigalian Age
20.44 - 15.97 4.47
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Neogene Period
23.03 - 2.588 20,442
Burdigalian Age
20.44 - 15.97 4.47
| 19 Oxaya Ignimbrites, N Chile 18°S; 3,000km2/720mi2 of tephra |
 _ Bears and seals 🐻/4 Giant panda Ailuropoda melangleusa Inner China Present Vulnerable.png)  _ Bears and seals 🐻/4 Giant panda Ailuropoda melangleusa Inner China 19 - Present Vulnerable.png) 19 - 0 Giant panda Ailuropoda melangleusa Inner China Vulnerable |
| 18.8 Herpestinae Mongooses 23Sp S Europe, Africa & Asia >< Mungotinae 11Sp Africa |
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Miocene Epoch
23.03 - 5.333 17.697 |
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Neogene Period
23.03 - 2.588 20,442
Miocene Epoch
23.03 - 5.333 17.697
Burdigalian Age
20.44 - 15.97 4.47
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Glyptodontinae subfamily Giant Armadillo 
