INDEX 



749 



Orestias, 616 



Omhis, JfJfO 



Oi-thagorisciis, "J", 153, 354 ; spinal cord, 



367 ; 0. mola, 602, 727, 348, 357 

 Oitho-entevic, 102, 108 



U.-<inrn(.^, '>60, 565 : 0. eperlamis, 568 ; 



gonoducts, 405, 411 

 Osphronienidae, 609, 654 ; labyrinthiform 



organ, 293 

 Osphromenus. 669, 293 ; 0. ol/ax, 669 

 Osphf/olax, 6S4 

 Ostariopliysi, 573 f., 306, 389 

 Osteochili's, 582 

 OMcogaiiosus, BSS, 593 

 Osteoglossidae, 655, 544, 294, 405 ; larval 



gills, 290 ; distribution, 557 

 Osteoglossum , 557 ; 0. bicirrhosum, 556 

 Osteolepida, ^77 f. 

 Osteolepidae, 4™7 



Osteolepis, 477 ; 0. macrolepidota, 477 

 Osteostraci, 5^7 f., 149 

 Osfmciud, 7iJ,, 152, 361 ; colours, 165, 



174 ; iMales, 191 ; 0. ornatus, 165 ; 



0. quadricornis, 725 ; 0. trigonus, 



362 

 Ostraciontidae, 7'2Jj, 721 

 Ostracodernii, 522 f., 149, 721 

 Otocindifs, 595 

 Otolithns, 663; air -bladder, 304; 0. 



regalis, 361 

 Oviduoal gland (shell-gland), 400, 407 

 Ovipositor, 408 

 O.ciulerces, 690 

 Oji/dr.ras, oSS, 359 

 0.''ifgiiathvs, 4S7 

 Ofylehius, 696 

 O-cymetopon, 689 



Pachycormidae, 501 



Pachycor-nius, 501 



Pachyhbias, 616 



Fach ymetopon, 665 



Pachyrhizodontii^ae. 669 



Pachyrhhodus, 569 



Pctdiystmiias, 571 ; P. microdon, photo- 



phores, 178, 179, 180 

 Pachynln, 588 



Paddle-Fish, 491 ; =Polyodon, q.v. 

 PageUns, 665 ; P. centrodontus, 346 

 Fagrus, 665 ; P. aurahis, 665 

 Palaeolycus, 609 

 Palaemnylus, 4S8 

 Palaeoniscidae, 486, 485 ; range in time, 



487 

 Prilaeoniscus, 486, 487 ; P. macropmmcs, 



486 



Palaeorhynchidae, 680 



Palaeorhynchus, 680 



Palaeoscyllium. 4^"^ 



PoJaeospinax, 445 ; vertebral column, 197 



Palaeospondylidae, 5^1 f., 149 



Palaeospond ylti s giinni, 621, 522 



PuUmyhyes, 678 



Pallas, 112 



Pancreas, 273 



I'angasius, 588, 305, 359 ; P. irdcronema, 



859 u. 

 Pantudon hachJiolzi, 558, 559 

 Pantodoutidae, 558, 544 

 Papillae, adhering, 61 

 ParaixiitrosryUluvi, 455 

 Paradlploviystes, 588 

 Parayoniates, 575 

 I'arailia, 588 

 Paralepis. 611 

 I-'afifllchthys, 687 

 I'arcdiparis, 698 

 Parabiteres, 724 

 Puianthias, 659 

 Pantpegasus, 636 

 Parapdec-us, 582 

 Pa rap'irci'>, 705 

 Paraphago, 576 

 Paraphractura, 588, 589 

 Panqtriaccntfh >'s, 657 

 Pavapsettus, 668 

 Pora^rnpdn^, 611 

 Parasitism, of PJiodeus, 584, 416 ; of 



SUgiplnhis, 594 

 Picratih'pia, 6/1 

 P,iratw>-hiditl,iis, 656, 655 

 Paratn/'/"/i, 4'>5 



Parental care, 416, 416, 500, 601 

 Parcy's, 44^ 

 Parietal liudding, 82 

 Parietal eye, 395 f., 396 

 Pariulms, 5SS 

 Parker, T. J., 714 n. 

 Parker, W. N., 705 n. 

 Parodoji, 576 

 Paropsis, 677 

 PaiTot-Wrasses, 674 

 J'lttfiecns, 709 



Pearl Oysters, Fierasfer in, 625 

 Pectoral fins, 157, 212, 243, 244 

 Pectoral girdle, 239, 240 

 Pediculati, 717 f., 651, 306 

 PegasMae, 635, 626, 628 

 Pegasus, 636 

 Fegea, 108 ; P. scutigera - coiifoederaia, 



108 

 Pelagic ova, 408 

 Pelargorhynchus, 623 

 Felecus, 582 

 Pellegiin, 671 n., 724 n. 

 Pellona, 563, 563 

 I'dlonula, 663 

 Felonaia, 74 ; branchial sac, 74 ; P. cor- 



nujata, 76 

 Pdor, 695 

 Peloria, 685 

 Pelvic fins, 158, 245 t, 246 



