Analytical Subject Index 



797 



Heterodontus jafionicus — embryos — (contd.) 

 jaw, 745, 761 



mesoderm, 734, 740, 741, 742 

 myomeres, 744, 745, 746; VIII-ii, 



VIII'iii 

 neuromeres, 741 

 on egg, 752, 753; VIII-vu 

 periblast, 733, 736, 738 

 phylogenetic significance, 722 

 pouch, Rathke's, 759, 761 

 ridges, supraorbital, 746, 747 

 serial sections, 731 

 sise, 720, 721, 739, 740, 741, 742, 745, 



746, 747, 759, 760, 761, 762 

 somites, 734, 735, 740, 741, 742, 743, 



744; VIIl-ii 

 spiracle, 742, 744, 745, 746, 747, 755, 



757, 759 



tail, 741, 742, 744, 746, 754 

 epigonal organ, 703 

 eye, 662, 694 



embryonic, 741, 742, 743, 745, 746, 



747 

 muscles, 742, 743 

 fins, 663, 752, 754; VIII- vii 

 anal, 663, 693 



embryonic, 744, 745 

 caudal, 663, 693, 694 



embryonic, 744, 745, 746, 755 

 dorsal, 663, 692-693 



embryonic, 744, 745, 747, 748 

 pectoral, 663, 693 



embryonic, 744, 745, 746, 748 

 pelvic, 663, 693, 713 

 embryonic, 744, 745, 747 

 fin folds, 744, 745 

 fin rays, 744, 745, 746 

 food, 711 

 gills, 755 



cleft (embryonic) 742, 743, 744, 745, 



747, 752, 753, 760 

 covers, 685, 693 

 filaments (embryonic), 745, 746, 747, 



758, 759; VlII-iii 

 glands, 



nidamental, 703 



rectal, 703 

 habits, 709, 710, 715 

 head, 683, 693 

 hump, 693 

 jawr, 711, 745, 761 

 mesentery, 703 

 mouth, 692, 711, 735 



embryonic, 745, 746, 747, 759, 760 

 myxopterygia, 702 



embryonic, 746, 747 

 nasal openings, 692 



embryonic, 747 

 nest, 714-715, 716 

 nomenclature, 657-662, 688-693 



colloquial, 689 

 notochord, 734, 735, 742 

 opisthure, 755 



ovaries, 542-549, 703, 711-712 

 oviducts, 549-562, 703, 704, 714 

 palatoquadrate, 761 



reproductive system, 542-563, 703-705 

 ridge, supraorbital, 692, 693, 694, 746, 747 



embryonic, 746, 747 

 sexual dimorphism, 702 

 size, 685, 688, 690, 691, 692, 693, 694, 702, 



756, 757 

 spawning, 712, 713-715, 716, 718 

 spines, dorsal, 689, 693, 747 

 spiracle, 692, 755, 757, 759 



embryonic, 741, 742, 744, 745, 746, 747 

 tail, 754 



embryonic, 741, 742, 744, 746, 754 

 venous system, 749, 750, 751; VIII-v, 



VIII-vi 

 venules, 749, 750, 751 

 young, 753-755, 756, 757, 758; VIII- vii 

 Heterodontus phiUipi, 657, 658, 660, 661, 

 664-675, 677, 681, 688, 693 

 arch, branchial, 662 

 breeding season, 711-712 

 capsule, auditory, 700 

 color pattern, 666, 667, 668, 669 

 cranium, 699-700 

 dentition, 666, 670-675, 681 



anterior (cuspidate), 671, 672, 674 



embryonic, 672, 761 



lower, 673, 674 



number, 673 



posterior (grinding), 671, 672, 674 



rows, 672, 673, 674 



upper, 673, 674 

 distribution, 664, 686, 689, 712, 713 

 egg, 731, 732 



blastocoele, 736 



blastoderm (disc), 582, 723, 731, 732, 

 733, 737, 738 



blastula, 712, 717, 731, 732, 735, 736 



capsule, 705-707, 712, 713, 725 



cleavage, 716 

 lines, 731, 732 



disc, germinal, 723, 731, 732 



gastrulation, 717, 733, 735, 736, 737, 

 738 

 embryos and embryology, 712, 722-725, 

 731 



dentition, 672, 761 



ectoderm and entoderm, 737 



periblast, 736 

 fin, 663 



caudal, 666 



dorsal, gland and spine, 669 



pectoral, 663, 665 



pelvic, 665 

 food, 710 



gill slits, 669 



head, 685 



jaw, 670-675, 700 



myxopterygia, 667, 702 



nests, 712-713, 715, 716 



nomenclature, 657-662, 664-674 



notochord, 737 



palatoquadrate, 760 



reproductive system, 667 



sexual dimorphism, 702 



size, 665, 666, 667, 668, 669 

 Heterodontus quoyi, 654, 657-662, 686 



color pattern, 676, 677, 678, 679, 680 



dentition, 680-681 

 anterior, 680 

 rows, 681 



distribution, 664, 676, 677 



eye, 677, 679 



fins, 663 



anal, 676, 678 

 dorsal, 676, 678, 679 

 pectoral, 676, 678, 679 



gills, 



covers, 685 



filaments (embryonic), 758-759 



openings (slits), 678, 679 



head, 678, 679 



jaw, 680-681, 684 



nasal openings, 679 



ridge, supraorbital, 677, 678, 679, 683, 

 685 



scales, 679 



size, 676, 677, 678, 679, 684 



skeleton, 678, 679 



spines, dorsal, 679, 747 



spiracle, 677, 678 

 Heterodontus zebra, 657-662, 663, 664 



color pattern, 675 



dentition, 676 



distribution, 664, 675, 689, 693 



fins, 663, 676 



head, 685 



ridge, supraorbital, 675 



size, 675, 677 

 Heterostius, 134, 154, 180, 200 

 Hexanchus, 351 



arch, basibranchial, 363 



muscles, 399-400 



neurocranium, 351 



notochord, 352, 364 



ovary, 446 



see also ?iptidanus griseus 

 Hiyama, Y., see Kumada, T. 

 Hochstetter, F., on Acanthias, 455 

 Home, E., on elasmobranch eggs, 709 

 Homea hurgeri, 48 

 Homostius, 132, 140, 141, 154, 169, 180, 192, 



205 

 Howell, A. B., on Chlamydoselachus, 382, 

 383 



