INDEX 



487 



Miolwma, 404 



Mississippi, fishes of, 88, 89, 163 ; 



drainage area, 144 ; description of 



its course, 160 

 Mites of Central America, 258 

 MoerUheriwm, 358 

 Mole, 142,;, star-nosed, 142 ; fossil, 



143 ; golden, 245, 246, 404 

 Mole-mice, 201 

 Mole-shrew, 201 



Mollusks, land and freshwater, in 

 Hudson Bay Eegion, 37 ; slow dis- 

 persal, 52 ; as illustrating geogra- 

 phical changes in North America, 

 51 — 54 ; common to Alaska and 

 Asia, 83 ; of Florida, 175 ; of Ber- 

 muda, 191 — 194 ; of south-western 

 States, 205, 206 ; of Central 

 America, 256, 257 ; of Antilles, 

 265—274 ; of St. Helena, 389, 

 390 ; marine, absence of from 

 relict lakes, 49 ; Pacific, affinity to 

 English Crag species, 96 ; of West 

 Indies and Mediterranean, 278 ; of 

 western South America, 333, 334 ; 

 common to Patagonia and New Zea- 

 land, 428 



Monachus, albiventer, 280 ; tropicalis, 

 280 



Monkeys, distribution of, 249, 250 ; in 

 Santa Cruz beds, 400 ; capuchin, 

 364 ; squirrel, 364 ; sakis, 364 ; 

 spider, 364 ; howlers, 364 



Moose-deer, 32, 33, 80, 92 ; former 

 range, 33 ; absent from Newfound- 

 land, 56 ; in Mackenzie region, 67 



MoEOH, mollusks of Greenland, 21 



MOEENO and Woodwabd, Neomylodon 

 listai, 400 



Morphidae, 368, 369 



MoESE, discovery of Belix hortensis, 

 15 ; dispersion of European species 

 on American shores, 16 



Moschophoromys, desmaresti, 284 ; 

 luciae, 284 



MoSELEY, on Bermudan flora, 187 



Mouse, red-backed, 29 ; jumping, 29 ; 

 in Galapagos, 297 



Mud-minnows in drift area, 51 



"Mud-puppy," 136 



MlTRKAT, A., origin of Galapagos 



fauna, 811 ; on beetles common to 

 Asia and America, 321 ; on south 

 Atlantic land-bridge, 381 

 MuKEAY, J., on coral reefs, 327 

 Mils, sylvaticus, 24 ; galapagoensis, 

 297 ; decumanus, 298 ; rattus, 298 



Musk-ox, present and former range, 

 6 — 9 ; variations of, 7 ; place of 

 origin, 7, 8 ; remains within drift 

 area, 43 ; in Mackenzie region, 59 ; 

 in Alaska, 78, 80 



Musk-rat, 64, 153 



Mussels, freshwater, 51^55 ; import- 

 ance of their distribution, 160 — • 

 162 ; of Central America, 254 ; affi- 

 nity between African and Brazilian, 

 338 ; of South America, 405 



Mustela, atrata, 56 ; keTuiiensis, 92 ; 

 arcticus, 92 



Mutelidae, 168, 380 



Mycetes, 364 



Mylodon, 70, 153, 235 



MyocastoT eoypus, 283, 396 



Myfrneocysttii, melUger, 216 ; mead' 

 cdmus, 216 



Myomorphus cubensis (see Megaloc- 

 rms). 



Myopotamus (see Myoeastor). 



Mysis, distribution and origin, 48 ; 

 relicta, 48 ; ooulata, 48 



N 



Nobis capsiformis, 391 



Nansen, pre-glacial elevation of land, 

 14 



Nasua, rufa, 249 ; olivacea, 249 



Nathorst, on musk-ox, 7 ; effects of 

 Glacial Epoch on arctic flora, 17 



Natrix (see Tropidcmotus). 



" Natueal Science," anonymous 

 writer on origin of reindeer, 4 



Nebria gyllenhali, 24 



Necrolestes, 246, 399, 404 



NectUTUS maculatus, 136 



Nehbino, relationship of Genus cana- 

 densis, 68 



Nelson", external features of Green- 

 land hare, 9 ; distribution of rabbits, 

 226 ; Tree Marias islands, 330 



