756 



INDEX. 



Potamorrhaphis, 463 



guianensis, 325, 346, 463 

 Potamotrygon, 378 



brachyurus, 348, 378 



d'orbignyi, 321, 3?8 

 dumerilii, 340, 378 



humboldtii, 378 



hystrix, 321, 340, 348 



magdalenae, 315, 378 

 motoro, 321, 378 



reticulatus, 321, 378 

 Prenadilla, 305 



Pribiloff Ids., 122, 123, 137, 140 

 Prichard, H., 10," 14, 17, 19, 23, 30, 146, 160, 



163, 164, 165, 172, 173, 178, 185 

 Prince Edward Ids., 97, 661, 662 

 Prinodon, 456 

 Priodontes, 6 

 Prisodon, 616 

 Pristella, 437 



aubnyi, 437 



riddlei, 437 

 Pristigaster, 452 



cayanus, 325, 452 



effulgens, 314, 452 



martii, 452 



phaeton, 452 

 Pristipoma, 467 



cultriferum, 467 

 Pristopoma, 467 



humile, 467 



labiaciforme, 467 

 Prochilodinae, 253, 424 

 Prochilodus, 361, 424 



affinis, 332, 424 



argenteus, 343, 424 



asper, 424 



asper, 424 



binotatus, 323, 424 



brama, 323, 424 



brevis, 338, 424 



caudofasciatus, 313, 424 



cephalotes, 424 



costatus, 424 



distribution of, *356 



dobulinus, 424 



Prochilodus hartii, 338, 424 

 humboldtii, 423 

 humeralis, 313, 424 

 insignis, 323, 424 

 lacustris, 424 

 laticeps, 323, 424 

 lineatus, 343, 349, 424 

 longirostris, 316, 424 

 magdalenae, 316, 424 

 nigricans, 349, 424 

 nigricans, 424 

 oligolepis, 424 

 ortonianus, 424 

 platensis, 349, 424 

 reticulatus, 349, 424 

 rubrotaeniatus, 316, 323, 424 

 scrofa, 338, 343, 349, 424 

 steindachneri, 424 

 tasniurus, 424 

 vimboides, 338, 424 

 Prochilus, 480 

 Proctotretus bibronii, 220 

 fitzingerii, 220 

 kingii, 217, 219 

 Promecocephalus, 484 

 Pronghorn, 20 

 Propterygia, 377 

 Proserpinidae, 613, 622 

 Prothelidomus, 622 

 Protisius, 362 

 Protistius, 279, 371,464 

 semotilus, 308, 464 

 Prototroctes, 228, 277 

 Province, Amazonian, 309,3/7, 330 

 Central American, 309 

 Chilian, 293 

 Coastal, 334 



East Brazilian, 328, 370, 373 

 Ecuadorian, 293 

 Guianan, 309,3/7 

 La Platan, 309,330,373 

 Magdalenan, 309,5/5 

 Magellanian, 662, 663 

 Northern, 305, 307, 308 

 Pacific, 309, 310, 315, 334 

 Patagonian, 293, 



