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Table 2 Comparison of age of loci among diverse mammal genomes

From: The decline of human endogenous retroviruses: extinction and survival

Species Common name Order Number of young loci (0–6.6my) a Number of old loci (6.6-31.6my) a Ratio of young to old loci
Homo sapiens Human Primates - Hominoidea 66 2468 0.027
Pan troglodytes Chimpanzee Primates- Hominoidea 152 1745 0.087
Gorilla gorilla Western gorilla Primates- Hominoidea 138 1345 0.103
Pongo pygmaeus Bornean orangutan Primates- Hominoidea 723 1857 0.389
Nomascus leucogenys White-cheeked crested gibbon Primates - Hominoidea 1113 6083 0.183
Macaca mulatta Rhesus macaque Primates - Cercopithecidae 187 1531 0.122
Papio hamadryas Hamadryas baboon Primates- Cercopithecidae 241 1266 0.190
Callithrix jacchus Common marmoset Primates - New World Monkeys 136 605 0.225
Tarsius syrichta Philippine tarsier Primates - tarsiers 1845 1195 1.544
Microcebus murinus Gray mouse lemur Primates - lemurs 751 398 1.887
Otolemur garnettii Northern greater galago Primates - lorises 255 412 0.619
Echinops telfairi Small Madagascar hedgehog tenrec Afrotheria 185 786 0.235
Bos taurus Domestic cow Artiodactyla 182 793 0.230
Sus scrofa Domestic pig Artiodactyla 19 59 0.322
Vicugna pacos Alpaca Artiodactyla 176 96 1.833
Ailuropoda melanoleuca Giant Panda Carnivora 56 80 0.700
Canis familiaris Domestic dog Carnivora 26 119 0.218
Felis catus Domestic cat Carnivora 167 204 0.819
Tursiops truncatus Bottlenose dolphin Cetacea 20 192 0.104
Myotis lucifugus Little brown bat Chiroptera 308 308 1000
Pteropus vampyrus Large flying fox Chiroptera 106 187 0.567
Erinaceus europaeus West European hedgehog Erinaceomorpha 1667 1268 1.315
Procavia capensis Cape hyrax Hyracoidea 1164 870 1.338
Ochotona princeps American pika Lagomorpha 309 277 1.116
Oryctolagus cuniculus European rabbit Lagomorpha 316 268 1.179
Macropus eugenii Tammar wallaby Marsupialia 54 491 0.110
Monodelphis domestica Gray short-tailed opposum Marsupialia 1162 4344 0.267
Ornithorhynchus anatinus Duck-billed platypus Monotremata 163 94 1.734
Equus caballus Horse Perissodactyla 22 159 0.138
Choloepus hoffmanni Hoffmanns two-toed sloth Pilosa 711 1425 0.499
Loxodonta africana African bush elephant Proboscidea 416 1411 0.295
Cavia porcellus Guinea pig Rodentia 1608 1450 1.109
Dipodomys ordii Ord's kangaroo rat Rodentia 273 223 1.224
Mus musculus House Mouse Rodentia 3045 1402 2.172
Rattus norvegicus Brown rat Rodentia 737 897 0.822
Spermophilus tridecemlineatus Thirteen-lined ground squirrel Rodentia 1271 726 1.751
Tupaia belangeri Northern treeshrew Scandentia 295 315 0.937
Sorex araneus Common shrew Soricomorpha 502 395 1.271
Dasypus novemcinctus Nine-banded armadillo Xenarthra 1631 3240 0.503
  1. aAge of locus is estimated using our nearest-neighbor method with a substitution rate of 2.2×109 substitutions per nucleotide per year and a Jukes-Cantor correction for multiple hits.