694 



INDEX. 



Amblyopus oblongus, 482 

 Ambyiacu, 360, 361 

 Ameghino, F., 294, 502 

 Ameiurus, 303, 382 



australis, 298, 382 



dugesi, 303, 352, 382 



meridionalis, 310 



mexicanus, 298, 382 



pricei, 300, 352, 353, 382 

 Amenkelt, 639, 644 



America, 44, 45, 240, 296, 354, 364, 548, 562, 

 622, 625, 657 



Hawaiian connection with, 626 



Polynesian connection with, 626 



subarctic, 45 



temperate, 225 



tropical, 6, 44, 45, 225, 227, 238, 252, 293, 

 327, 336, 368, 370. 376 



west coast of, 663 

 American continent, 686 

 Amiurus catus, 382 

 Amnicola, 548, 580 



ernesti, 548 



panamensis, 548 



Amnicolidae, 513, 514, 515, 548, 554, 564, 566, 

 569, 570, 614, 628, 630, 633 



North American, 554 



South American, 548 

 Amonopleurops, 483 

 Amphibia, 214 

 Amphibichthys, 379 

 Amphidoxa, 518 

 Amphipeplea glutinosa, 524 

 Amphipoda, 637, 650 

 Amphithoe aztecus, 653 

 Ampullaria, 514 

 Ampullariidae, 514, 613, 615, 626, 627 



distribution of, *6i7 

 Amsterdam Id., 97, 102, 122 

 Anableps, 457 



anableps, 325, 457 



coactatus, 457 



dovii, 302 



dowei, 457 



elongatus, 457 



gronovii, 457 



Anableps lineatus, 457 



microlepis, 325, 457 



surinamensis, 457 



tetrophthalmus, 457 

 Anacyrtus, 444 



alatus, 445 

 Anchovia, 451 



macrolepidota, 451 

 Ancistris cirrhosus, 349 

 Ancistrus, 405, 411 



ancistrus dubius, 411 



brachyurus, 41 1 



brevipinnis, 411 



bufonius, 41 1 



chagresi, 411 



cirrhosus, 322, 327, 342, 411 



c. dubius, 342 



dolichoptera, 322 



dolichopterus, 411 



duodecimalis , 409 



guacharote, 411 



gymnorhynchus, 41 1 



hoplogenys, 322, 342, 411 



lithurgicus, 41 1 



longimanus, 408 



medians, 408, 411 



montana, 308 



montanus, 411 



multiradiatus alternans, 408 



mystacinus, 411 



occidentalis, 411 



pictus, 411 



rothschildi, 411 



scaphirhynchus, 411 



stigmaticus, 337, 373, 411 



temminckii, 322, 411 



temminckii, 411 



triformis, 308 



Anctus, distribution of, *6ig 

 Ancylidse, 514, 515, 530, 614, 631 

 Ancylus, 514 



concentricus bonasriensis, 531 



c. bonariensis, 515, 530 

 Andersson, L. G., 214, 217 

 Andean region, 30, 44, 50, 71, 82, 514 

 Andes, i, 10, 15, 20, 22, 27, 30, 33, 40, 44, 45, 



