INDEX 



485 



LECOQ, glaciers produced by high tem- 

 perature, 45 



LEIDY, American palaeontology, 102 



Lemming, arctic, 9, 11 ; in Mackenzie 

 region, 60 



Lemming-voles, 15 ; range of, 28 



Lemmus, 60 ; trimucronaius, 60 ; 

 minusculus, 60, 92 ; nigripes, 60>, 

 92 ; lemmus, 60 



Leonid, 272 



Lepidoptera of Greenland, 22 ; of 

 White Mountains, 36; of Alaska, 90, 

 91 ; of Kocky Mountains, 115 ; of 

 Antilles, 289 



Lepidosiren, 378 



Lepidosirenidae, 378, 379 



Lepidosteus, 163, 164, 290 ; osseus, 

 163, 164; tropicus, 164; tristoechus, 

 290 



Leporidae, 224226 



Leptinaria (see T ornatellina) . 



Leptomeryx, 110 



Leptotherium, 113 



Leptotrichus grcmulatus, 190 



Lepus, 225, 226 ; variabilis, 9 ; bangsi, 

 56 ; othis, 92 ; poadromus, 92 



Lerma Kiver, fish fauna of, 232 



Letourneuxia, 213 



Lichanura, 203 ; trivirgata, 203, 207 



Liguus, 175 ; fasciatus, 176 



Limnaea, vahli, 21 ; holbolli, 21 ; 

 palustris, 2 ; stagnalis, 72 ; trun- 

 catula, 72 



Limnolagus, 225, 226 



Limnophylidae, 413 



LiTiopodes, 258 



Liometopum, 216 ; apiculatum, 216 ; 

 microcephalum, 216 ; lindgreeni, 216 



Liopelma, 204 



Liopeltis vernalis, 130 



Liparis, 307 



Lithobius, provocator, 189 ; bermu- 

 densis, 189 



Litopterna, 399 



Littorina littorea, 16 



Lizards, scarcity of, in eastern States, 

 123 ; abundance in western States, 

 196 ; Bermudan, 189 ; in California, 

 207 ; in Galapagos, 302304 ; in 

 South America, 369 ; blue-tailed, 

 123, 125 ; burrowing, 202, 203 ; 



swift, 123 ; ground, 124 ; limbless, 

 202 



Llama, 406 



LOBLEY, north Atlantic land-connec- 

 tion, 25 



LOCARD, on Clausilia, 272 



LONNBERG, structure of reindeer, 4 



Lophiodontidae , 353 



LoviJN, marine relicts in freshwater 

 lakes, 48 



Loxia, 56 



Loxocemus bicolor, 320 



Loxomylus, 267 



Lucanidae, 425 



LUCAS, fossil bisons of North America, 

 66; land-connection, Asia and North 

 America, 83 ; fossil sheep in Ni- 

 caragua, 105 



Lucifuga subterraneus, 290 



Lumbricus castaneus, 39 



Lutra degener, 56 



Lychas maculatus (see Isometrux). 



Lyciscus, 430 



LYDEKKER, varieties of reindeer, 3, 4 ; 

 musk-ox from Greenland, 7 ; extinct 

 bison, 67 ; relationship of wapiti 

 to Siberian maral, 68 ; origin of 

 American deer, 109, 110 ; age of 

 Falkland islands, 151 ; origin of 

 opossums, 183, 367 ; origin of Cen- 

 tral America, 243 ; affinity be- 

 tween African and American faunas, 

 371 ; Falkland island wolf, 430 



Lygosvma laterals, 124, 125, 319, 320 



Lynx subsolanus, 56 



LYON, on hares and their allies, 225 



M 



Mabuia, 376 ; punctata, 376, 385 



MACFARLANE, mammals of north-west, 

 58 



Mackenzie Kiver, 58 



Macroclemmys temminckii, 135 



Macropteryx, 368 



Macrorhaphis, 390 



Macrorhinus leoninus, 428 



Macquarie islands, earthworms of, 424 



MADDREN, life in Alaska during Pleis- 

 tocene times, 78, 79 



