800 



Bashford Dean Memorial Volume 



Opisthure, 755 

 Orodontidae, 695 

 Orodus, 696, 697, 699 

 Osburn, R. C, 



on Chiamydoseiachus, 342, 376, 592 

 Heterodontus francisci, 709 

 Osorio, B., on Ch]amydose]achus, 256 

 Ostracoderms, 99 



Ovarian follicles, see Follicles, ovarian 

 Ovary, 



Bdelhstoma, 86, 88, 89, 91, 92; III-i 



CaTcharhinus, 564, 565 



Chlamydoselachus, 299, 432. 433, 445, 446, 

 447, 535, 543, 544-547 



GaUocerdo, 564 



Cinglymostoma, 564 



Heptanchus, 446 



Heterodontus jrancisci, 702-703 



H. japonicus, 542-549, 703, 711, 712 



Hexanchus, 446 



Myxine glutinosa, 70, 72, 74, 90 



Pterop]atea maclura, 565-566 

 Oviducts, 



CdTcharhinus ohscurus, 564, 565 



C. platyodon, 564, 565 



Chlamydoselachus, 293, 299, 302, 431, 432, 

 433, 434, 435, 437, 445, 446-450, 543, 

 544^ 549-550, 558, 559, 562, 563 



Elasmobranchii, 301, 549, 565-566 



Galeocerdo, 564 



GinglyTTiostoma, 564 



Heptanchtis, 449-450 



Heterodontus francisci, 702 



H. japmicus, 549-562, 703, 704, 714 



Fteroplatea madura, 565-566 

 O^-iparity, 300, 301, 531-533, 578, 579, 580 

 Ovoinviparity, 301, 531-533, 578, 579, 580 



see also Viviparity 

 Oxyrhina, egg and embryo, 576 

 Oyster-crusher, 664, see Heterodontus phiWipi 



Paiaeospondylus, 11, 67 

 Palatoquadrate, 



Cestraciontidae, 695-696 



Chlamvdoseiochus, 353, 354, 356, 358, 424, 

 425 



He]5tanchus, 700 



Heterodontidae, 662 



Heterodontus japonicus, 761 



H. phiWipi, 760 



Hybodus basanus, 700-701 



sharks, 699 

 PaI«os|)inax, 696-698 



dentition, 698 



denticles, 698 



spine, dorsal, 698 

 Palmen, J. A., on Chlamydoselachus, 255 

 Pancreas, see Glands, pancreatic 

 Pander, C. A., 



on Arthrodira, 163, 180, 192, 208 



Coccosteus, 175 

 Dinichthys, 184 

 Placoderms, 145 

 Parker, T. J., 

 on Raja, 409 



Scyliium canicula, 409 

 Zygaena, 409 

 Patten, W., on Dinichthys, 184, 187, 199, 



208 

 Pellegrin, J., and Loppe, E., on Chlamy- 

 doselachus, 255 

 Pelvis, 



Chlamydoselachus, 373-376 

 Heptanchus, 373, 375 

 PeriviteUine fluid, 561 

 Petromyzon, 



mesonephric ducts, 441 

 muscles, 389 

 P hilli p, A., on Heterodontus phillipi, 664, 670 

 Phlyrtaenaspis, 127, 134, 141, 142, 148, 175, 



177, 205 

 P. acadica, 134 

 Pholidosteus, 134, 144, 151, 175, 177 



spinal (plate), 177 

 Pigfish, 664, see Heterodontus phillipi 

 Phcodermata, 9, 145, 202, 209-211 



canals, sensory, 209, 210, 211 

 Plagiostomes, eye-stalks, 355 

 Pieuracanthus, 341-342 

 dentition, 310 

 fins, 342 

 P. laevissimus, 310 

 Fliotrema, giUs, 339 

 Pollard, H. B., on labial cartilage, 357 

 Potter, G. E., on Gambusia patrueiis, pan- 

 creas, 414 

 Pouch, Rathte's, 759, 761 

 Price, G. E., 



on Bdellostoma, 93, 94, 98 

 Myxinoidea, 98 

 FristiuTUs melflTiostomum, 582 

 egg, 



blastoderm (disc), 582, 589. 748. 749 

 blastopore, 748, 749 

 blastula, 731 

 cleavage, 589 

 germinal area, 589 

 germinal disc, 723, 727 

 vitelline circulation, 748-749 

 yolk: mass, 748; sac, 756; stalk, 748 

 embryo, 722, 748, 750 

 arterial ring, 749 

 arterioles, 749, 751 

 Protoplasm, 52, 53, 56, 57 

 Frotopterus, 389 

 Fteroplatea maclura, 565-566 

 Pterygoquadrate, see Palatoquadrate above 

 Putnam, F. W., on Myxme, 93 

 Pylorus. 



Chlamydoselachus, 405-406, 412; 



vestibule of, 404-405, 412 



Galeus, 405 



Heptanchus, vestibule of, 403 



RadcMe, L., see Evermann, B. W. 

 Raia batis, 621 

 Ra;a, 

 canals, 



pericardio-peritoneal, 455 

 sensory, 455 

 intestine, valvular, 409 

 nerve, spinal, 487 

 yolk sac, 756 

 R. laevis, 487 

 Reconstruction, 



Arthrodira, 122, 123, 142 

 Bdellostoma, egg, 47 



Dmichthys, 117-122, 142, 143, 145, 151, 

 152, 153, 159, 160, 161, 168, 169, 174, 

 180, 188-189, 191, 192, 202, 203 

 Regan, C. T., 



on Cestraciontidae, 695 



Heterodontidae, 657, 659, 663 

 Pliotrema, 339 

 Reproductive system, 



Bdellostoma, 83-88, 90, 95; IIl-i— III-iv 

 Chlamydoselachus, 412, 431-455, 541-564; 



VI-v 

 Elasmobranchii, 547 

 Heptanchus, 411, 441, 449-450 

 Heterodontus francisci, 702-705 

 H. japonicus, 542-563, 703-705 

 H. phillipi, 667 

 Lamna, 578 



Myxine, 67-75, 78-87; III-i— III-iv 

 see also Ovary, Oviduct. Testes, Uterus 

 Respiratory system, 



Arthrodira, 199-202, 207 

 Chlamydoselachus, 267, 279-281, 339-340, 

 359, 419-431, 467-472, 593-595, 596, 

 597-602, 604-617, 625-630, 758;V-n, 

 V-iv; Vll-ii, Vll-ni, VII-iv 

 Heterodontus japonicus, 692, 741, 742, 743, 

 745, 746, 747, 752, 753. 755, 757, 758, 

 759; Vll-ni 

 H. phUMpi, 665, 666, 667, 668, 669 

 H. quoyi", 677, 678, 685, 758-759 

 Selachii, 743 



Squalus, 594, 596, 600, 601, 627, 628, 629 

 Rhineodon typus, 277 

 Richards, A., on egg chromosomes, 731 

 Ridge, supraorbital, 



Heterodontus francisci, 679, 681, 683 

 H. galeatus, 687 



H. japonicus, 692, 693, 694, 746, 747 

 H. quoyi, 677, 678, 679, 683, 685 

 H. zebra, 675 

 Rose, C, on Chlamydoselachus, 248, 286, 



298, 342, 346, 591 

 Roule, L.. on Chlamydoselachus, 254, 255 



