698 



AMERICAN MUSEUM OF NATURAL HISTORY 



Respiration, 509, 553, 

 582-584, 601 



Respiratory Organs, 384, 

 510, 521, 584, 585; laby- 

 rinthiform organs, 385 



Restigouche R., 569 



Resuscitation, 602 



Rethel, 537, 539 



Retia mirabilia, 363, 385, 

 390 



Reticular tissues, 587, 588 



Retina, 419 — see also Eye 



Retournemer, 566 



Retroclus, 651 



Reunion I., 437, 557 



Reuss R., 452, 569 



Reval, 450, 516 



Revilla Gigedo Is., 432 



Reynivellir, 567 



Rhabdocoels (parasites) , 

 545 



Rhabdofario, 628 



Rhachicentridse, 652 



Rhachicentron, 652 



Rhadinichthys, 380 



Rlisetics, 534, 535 



Rhamdia, 378 



Rhamphichthys, 378 



Rheims, 539 



Rheotaxis, 382 



Rheotropism, 382, 595, 613 



Rhina, 581, 608 



Rhine R., 464, 516; fauna, 

 446, 447; fisheries, 483; 

 pisciculture, 566 



Rhinelepis, 369 



Rhineodon, 619; dentition, 

 398; food of, 492; size, 

 498; habits, 499; bran- 

 chial arches, 613 



Rhinichthys, 378, 579 



Rhinidse, 362 



Rhinobatida, 620 



Rhinobatus, 581 



Rhinodontidae, 619 



Rhinoptera, 582, 602 



Rhizodontidae, 622 



Rhode Island, 469, 516; 

 fauna, 430; fisheries, 479; 

 pisciculture, 569 



Rhodesia, 423 



Rhodeus, 636; in aquaria, 

 378; hybrid of, 506; incu- 

 bation, 578; alleged vivi- 

 parity, 582 ; vertebral 

 column, 612 



RhomboidaJ plates, 402 



Rhomboidichthys, 687; eggs 

 and larvse, 654 



Rhombus, 393, 494, 527, 

 653, 654; hybrids, 506; 

 culture, 562, 566; eye, 

 655 



RhSne R., 445, 483, 548 



Rhynchostomidse (para- 

 sites), 545 



RhypHcus, 649 



Riacho Doce, 539 



Ribs of Fishes, 585, 586; 

 origin, 417; association 

 with sternum, 551; ho- 

 mologies, 591 



Richardson Lake, 428 



Richmond, 538 



Riechelsdorf , 534 



Riga, Gulf of, 450 



Rigidity, 512 



Rikitea, 456 



Rio del Altar, 432 



Rio Arasuahy, 433 



Rio Benito, 538 



Rio Blanco, 432 



Rio Cauca, 434 



Rio Cheneche, 434 



Rio Conohos, 432 



Rio Cubatao, 434 



Rio Daule, 434 



Rio Esmeraldas, 434 



Rio Grande, 432 



Rio Grande do Sul, 434 



Rio Guayas, 434 



Rio Huallaga, 435 



Rio Iguasu, 433, 434 



Rio Iporanga, 434 



Rio Itapocii, 434 



Rio de Janeiro, 433, 434, 



519 

 Rio Jurua, 433 

 Rio Lerma, 432 

 Rio Maecuru, 531 

 Rio Meta, 434, 435 

 Rio Mucury, 433 

 Rio Napo, 434 

 Rio Negro, 433, 508 

 Rio Oro, 540 

 Rio Panuco, 432 

 Rio Piracicaba, 434 

 Rio de la Plata, 433, 516 

 Rio Presidio, 432 

 Rio Preto, 433 

 Rio San Francisco, 434 

 Rio Soto la Marina, 432 

 Rio Tuy, 435 

 Rio Ucayali, 435 

 Rio Urubamba, 435 

 Rio das Velhas, 433 

 Rio Verde, 432 

 Rio Vinces, 434 

 Rio Yaqui, 432 

 Rio Xingu, 433 

 Riou Linga Archip., 456 

 Rissola, 500 

 Riu-Kiu Is., 438 

 Riviera (Italian), 516 

 Rivulus, 377, 643 

 Roach — see Leuciscus 

 Roanoke R., 569 

 Roath Park hatchery, 565 

 Roccus, 371, 507, 604, 649; 



embryology, 415 ; culture, 



558, 559, 563, 569 

 Rock Bass — see Amblo- 



plites 

 Rockfish — see Sebastodes 

 Rockhampton, 454 

 Rockling — see Motella 

 Rockmills hatchery, 565 

 Rodriguez I., 437 

 Rods, 488, 498 

 Roe — see Ova and Ovum 

 Rmboides, 378 

 Rbmhild, 535 

 Rontgen rays, 601 

 " Rothel " — see Salvelinus 



" Rogue," 473, 488 



Rogue R., 569 



Rohon-Beard cells, 596 



" Rolled roe," 574 



Rolling Downs formation, 

 538 



Romans (ancient) , 488, 

 504, 505, 514, 521, 605; 

 fisheries, 462 ; piscicul- 

 ture, 554, 567 



Rome, 463, 518 



Rondeletiidae, 642 



Roosen process, 468 



Rosans, 537 



Rosario, 432 



Rosefish — see Sebasles 



Rosignano, 541 



Rostock, 531 



Rotator, 554 



" Rote Beulenkrankheit," 

 547 



" Rotseuche," 548 



Rotti I., 456 



Rouergue, 444 



Rouffach, 540 



Roumania — see Rumania 



Roundworms, 544, 546 



Rudd — see Leuciscus 



Rudolf, Lake, 421 



Riidersdorf, 535 



Riigen I., 446, 484 



Ruhr R., 464 



Rukwa Lake, 421 



Rumania, 450, 486, 539, 

 540 



Rumination, 492 



Rumpf Collection, 518 



Rupelian stage, 540 



Russia, 464, 507, 516, 548; 

 fauna, 438, 439, 450; 

 fisheries, 467, 470, 473, 

 474, 486, 487; museums, 

 518, 519; palaeontology, 

 531, 532, 533, 534, 536, 

 538, 540, 541; piscicul- 

 ture, 563, 568 



Russian Central Asia, 438 



Russian method of fertiliza- 

 tion, 555 



Russian R., 426 



Rutilus, 389, 504, 505, 506; 

 taxonomy, 636 



Ruvettus, oil of, 466, 514; 

 habits, 499; skull, 593; 

 mode of capture, 652 



Rye, 442 



Saalfeld, 542 

 Saccobranchus, 370, 378, 



585 

 Saccopharyngidse, 641 

 Sacculus endolymphaticus, 



380 

 Saoeus paravertebralis, 391 

 Saccus vasoulosus, 387 

 Sacramento R., 426, 464, 



473, 474, 558 

 " Saftkanalohen," 389 

 Saginaw Bay, 428 

 Sagittiform structure, 362, 



493 

 Saguenay R., 425 



