Analytical Subject Index 



801 



Ruckert, J., on blastula, Pristiurus, Torpedo, 

 731 



Sanzo, L., on Carcharodon rondeietit, 575, 576 

 Saville-Kent, W., on Heterodontus fihiilipi, 



661,664,665,668,669,710 

 Scales, 



Acanthaspida, 210 



ChUmydosdachus, 286, 287, 288, 294, 

 342-350 



Heterodontus francisci, 684 



H. quoyi, 679 



placoid, see Denticles, dermal 

 Scammon, R. E., on Squalus, 468, 585, 593, 



733, 742 

 Schreiner, A., and K. E., on Myxine, 73, 75, 



76, 88, 91, 94 

 Sclerotic ring, 



Arthrodira, 206 



Coccosteus, 211 



Dtmchthys, 158-159 



Placodermata, 209 



Macropetdichthys, 206 

 Scoliodon terraenovae, 565 

 Scyllium, 



canal, pericardio-peritoneal, 455 



cranium, 699, 700 



egg. 



blastoderm, 729 

 cleavage, 729 



embryo, 476, 722 



gland, nidamental, 447 



jaw, 700 



muscles, 



appendicular, 394 

 hypobranchial, 389 



myotomes, 389 

 Scylliuvi cdnicula, 



arches, visceral, 476 



embryo, 476 



hatching of egg, 540 



intestine, 409 



muscles, 389, 392 

 eye, 392 



myotomes, 476 



thyroid gland, 418 

 Scyllium catulus, 540, see Squalus catulus 

 Scymnus, 



cranium, 351 



muscles, hypobranchial, 389 

 Seabra, A. F. de, on Chlamydoselachus ang- 



uineus, 256 

 Selachii, 



arches, gill and pharyngeal, 743 



canal, pericardio-peritoneal, 455 



embryo, 742 



muscle, eyeball, 391 



respiratory system, 743 

 Sdenosteus, 158 

 Semper, C, on Hexanchus, 446 



SewertzofF, A. N., 



on labial cartilage, 357 

 paired fins, 372 

 Sex, 



Bdellostoma, 70, 77-78, 82, 83, 85, 86, 89, 



95,96 

 Gingiymostoma, 560 

 Heterodontus francisci, 681, 682, 683, 684, 



702 

 H. japonicus, 690, 691, 692, 693, 694, 702 

 H. philUpi, 669, 681, 702 

 H. zebra, 675, 676 

 Myxine, 72, 73, 74 

 Shagreen, 278, 286, 695 

 Shann, E. W., on Lamna cornubica, 574 

 Shark, 



Bulldog, 664, see Heterodontus phMipi 

 Bullhead, 660-661, see Heterodontidae 

 chrondocranium, 699 

 Hammerhead, 658, 659, see Zygaena 

 Japanese Bullhead, 664, see Heterodontus 



japonicus 

 Nurse, see Ginglymostoma 

 palatoquadrate, 669 



Port Jackson, 664, see Heterodontus phillipi 

 Tiger, see Galeocerdo 

 Siebold, P. F., on Heterodontus japonicus, 



688, 689, 690 

 Size, 



Bdeilostoma, 82, 98 



Chlamydoselachus, 248, 252, 254, 255, 256, 

 260-265, 273, 274, 279, 281, 282, 283, 

 290, 295, 444, 546, 578, 662, 663 

 Heterodontus francisci, 679, 681, 682, 



683, 684, 702 

 H. japonicus, 685, 688, 690, 691, 692, 693, 



702 

 H. philhpi, 665, 666, 667, 668 

 H. quoyi, 676, 677, 678, 679, 684 

 H. zebra, 675, 677 

 Skeleton, 



calcification, 350 



Chlamydoselachus, 350-380, 390, 494; 

 VI-ii, Vl-iii 

 visceral, 200, 355, 356-364; VI-ii, VI-iii 

 Dmichthys, 192, 196, 199 

 Hefjtanchus, 350 

 Heterodontus francisci, 683 

 H. quoyi, 678, 679 

 Smith, B. G., 43-62: 243-330; 331-520; 647- 

 784 

 on Chlamydoselachus, 335, 336, 337, 342, 

 343, 345, 385, 401, 402, 420, 444, 449, 

 487, 492, 542, 544, 546, 557, 559, 561, 

 591, 595, 623, 624, 626, 627, 630, 744, 

 758, 759 

 Cr>f)tobranchus, 728, 739 

 Squalus, 627, 628, 629 

 Somites, 



Chlamydoselachus, 388 



Elasmobranchii, 742, 743 



Heterodontus japonicus, 734, 735, 740, 741, 



742, 743, 744; VIIl-ii 

 Heterodontus japonicus, 734, 735, 740, 741, 



742, 743, 744; VIII-ii 

 Squalus, 735, 740 

 Snyder, J. O., see Jordan, D. S., 

 Speidel, C. C, on Squalus acanthias, 487 

 Spermatogenesis, 73-74, 76, 85 

 Spinal (plate), 



Acanthaspis, 176, 177 



Angarichthys, 177 



Arthrodira, 176, 179 



Coccosteus, 176, 177, 210 



Dmichthys, 159, 172, 174, 176-179, 198; 



IV-ix 

 Pholidosteus, 177 

 Spine, 

 dorsal, 



Cestraciontidae, 696 

 Heterodontidae, 698 

 Heterodontus francisci, 681, 683 

 H. galeatus, 711 

 H. japonicus, 689, 693, 747 

 H. quoyi, 679, 747 

 Hybodontidae, 669, 696, 698 

 Paleospinax, 698 

 Squalus, 669 

 Synechodus, 698 

 pectoral, Dinichthys, 198-199 

 Spinax, 



nerves, occipital, 483 

 yolk sac, 756 

 Spiracle, 



Chlamydoselachus, 279-281, 340, 423-430; 

 V-ii 

 embryonic, 423-430, 596, 598, 599-602, 

 604, 607-608, 610-613, 615 

 Elasmobranchii, 340, 428 

 Heptanchus, 428 

 Heterodontus francisci, 681, 683 

 H. japomcus, 692, 755, 757 



embryonic, 741, 742, 744, 745, 746, 

 747 

 H. phillipi, 665, 666, 667 

 H. quoyi, 677, 678 

 Hexanchus, 428 

 Squalus, 487, 600 

 Squatitia, 340, 427 

 Spleniale (plate), 185 

 Squalus acanthias, 

 canal, 



pericardio-peritoneal, 455 

 sensory, 489-490, 492 

 circulatory system, 620 

 aorta, 464, 465 

 arteries, 468 

 ducts, 441 

 egg, 585 



blastoderm, 585, 733 



