ÍNDICE DE LOS NOMBRES TÉCNICOS 1017 
Lestodon armatus, 703, 710-715, 740, 945, 987. 
Lestodon Blainvillei, 703, 713, 940. 
Lestodon Bocagei, 703, 712, 714, 715, 940, 945, 987. 
Lestodon Bravardi, 703, 713, 940, 945 , 987. 
Lestodon Garrachici, 717. 
Lestodon Gaudryi, 703, 713, 714, 940, 945, 987. 
Lestodon giganteus, 710, 711. 
Lestodon myloides, 703, 745-747. 
Lestodon paranensis, 715, 931. 
Lestodon trigonidens, 67, 703, 710-717, 747, 940, 915, 987. 
Lestodontidae, 665, 702, 707, 756-758, 895, 931, 933, 935, 937,940, 
949, 951. 
Leurocephalus, 961. 
Licaphriuni, 555, 556, 568, 928, 961. 
Licaphrium Flowrei, 568, 925. 
Licaphrium parvullita, 569, 925. 
Limnohyus, 961. 
Limognitherium, 973. 
Liotomus, 963. 
Listriodon, 495, 496, 976, 977. 
Listriodon pentapoíami, 496. 
Listriodon Theobaldi, 496. 
Listriodontidae, 573, 894. 
Lithops, 402, 413, 960. 
Lithops praerius, 360, 413, 924. 
Litopterna, "492, 523, 551, 894, 896, 898, 925, 930, 935, 939, 969, 
970, 975, 980. 
Lopliiodon, 961, 966 , 970. 
Lophiodontidae, 894. 
Lophiotherium, 961, 966. 
Lophiochoerus, 961. 
Lophiomerys, 966. 
Lomaphorus, 762, 793 , 817, 819, 827, 822, 811, 843, 932 , 948-950, 
968, 973, 978. 
Lomaphorus cingulatus, 821, 931. 
Loraaphorus compresus, 820, 941, 946, 988. 
Lomaphorus elegans, 821, 862, 941, 946, 988. 
Lomaphorus eievatus, 820, 821, 941, 916, 988. 
Lomaphorus gracílis, 822, 941, 916, 988. 
Lomaphorus imperfectus, 819, 820, 941, 946, 988. 
Loncheres, 152, 153. 
Loncheres armatus, 151, 983. 
Loricata cingulata, 761, 766. 
Loxolocopus, 960. 
Loxolophodon, 962. 
Lutra, 295, 321, 947, 950, 953, 957, 972, 977, 979, 981. 
Lutra brasiliensis, 325, 985. 
Lutra paranensis, 321, 939, 943, 952, 956, 985. 
Lutra platensis, 321. 
Lutrictis, 977. 
Lycaon, 981. 
Lyncodon, 296, 324, 344, 947, 950, 957, 977, 981. 
Lyncodon lujanensis, 324, 325, 939, 944, 985. 
Lyncodon patagonicus, 324, 325, 956. 
ÜI 
Macacus, 974, 979. 
Macrauchenia, 2, 26, 68, 69, 358, 361, 366, 367, 372, 374, 378, 469, 
524-529, 532-548, 540-542, 544-551, 554, 556, 564, 571, 932, 937, 
948-950, 966, 970. 
Macrauchenia antiqua, 75, 525, 530, 532, 533, 930, 935. 
Macrauchenia boliviensis, 524, 529, 530, 939, 944, 986. 
Macrauchenia ensenadensis, 29, 30,33,71,72,525, 531-533, 939, 
944, 975, 986. 
Macrauchenia formosa, 530, 533. 
Macrauchenia intermedia, 533. 
Macrauchenia media, 524, 542, 543. 
Macrauchenia minuta, 524, 543, 545. 
Macrauchenia paranensis, 524, 538. 
Macrauchenia patachonica, 33,48,66, 523-525, 529-531, 533-535, 
538, 540. 542, 546, 939, 944, 986. 
Macrauchenidae, 502, 523-525, 534, 548, 550, 551, 572, 894, 925, 
928, 930, 933, 935. 937, 939, 949. 951, 
Macrocyon, 295, 306 -308, 310, 312, 947, 950, 977. 
Macrocyon robustus,66, 307-309, 939,943, 985. 
Macroeuphractus, 26, 871, 881, 882, 937. 973. 
Macroeuphractus retusus, 75, 871, 936, 997. 
Macropristis, 267, 911. 
Macropristis Marshi, 48, 267, 923. 
Macropristisidae, 898. 
Macropoda, 263, 261, 894, 911. 
Macropodidae, 266-268, 894,898. 
Macropus, 267, 268. 
Macroscelidae, 894. 
Macrotheridae, 895. 
Macrotherium, 973, 977. 
Machaerodus, 123, 249, 295, 233-239, 342, 622, 948, 972, 977, 979, 
981. 
Machaerodus ensenadensis, 72, 339, 340, 939, 944, 985. 
Machaerodus necator, 336. 
Machaerodus neogaeus, 333, 335, 336. 
Machaerodus pradosi, 336, 985. 
Mammalia, 43, 896. 
Manatus, 495. 
Manidae, 895. 
Manís, 658, 981. 
Manís pentadactyla, 373. 
Manteodon, 962. 
Mara magellanica, 221. 
Marmot diana, 179. 
Martes, 971, 977,979, 981. 
Mastodon, 32, 34, 48, 49, 61, 67, 365, 366, 380, 495, 633-635, 637, 
949, 950, 953, 971, 973, 976, 979, 980. 
Mastodon americanum, 635, 637, 647. 
Mastodon andiun, 634-646, 648-652, 920, 940, 945, 987. 
Mastodon angustidens, 634, 639, 640. 
Mastodon argentinus, 639, 643-645, 650-652, 935, 910, 945, 987. 
Mastodon austraiis, 639. 
Mastodon bonaerensis, 641. 
Mastodon cordillerarum, 639. 
Mastodon elephantoides, 637. 
Mastodon Humboldti, 33, 61, 634-637,639, 641-643,645-618, 650-652, 
920, 940, 945, 987. 
Mastodon longirostris, 635, 638, 639. 
Mastodon perimensis, 637. 
Mastodon platensis, 29, 31, 33, 48 j 7 1 , 638, 641-643, 646, 648, 650- 
652; 940, 945, 987. 
Mastodon rectus, 638, 639, 643, 650-652, 920, 935, 940, 945, 987. 
Mastodon superbus, 57, 639, 641, 647, 648, 650; 651, 920, 940 945, 
952, 987. 
Mastodon turicensis, 637. 
Mastonotus popelairi, 132. 
Mephitis, 295, 322, 325, 947, 950, 953, 957, 977, 981. 
Mephitis castanea, 322. 
Mephitis cordubensis, 322, 323, 325, 939, 944. 
Mephitis fossilis, 325, 985. 
Mephitis mercedensis, 322, 323, 325, 939, 985. 
Mephitis patagónica, 322. 
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