INDEX 741 
Gavialiceps, GOS 
Gazz, 663 
Gegenbaur, 5 n., 37, 570 n. 
Gempylus, 679 
Genidens, 588 
Genital pores, 403 
Genital wings, of Enteropneusta, 16, 10 
Genyomyrus, 551, 549 
Genypterus, 713 
Geoffroy, 677 n. 
Geophagus, 672 
Geotria, 426 
Gephyroberyx, 656 
Gephyrocercal, 161 
Gephyroglanis, 588 
Gerbe, 673 n. 
Gerlachia, 706 
Gerres, 663 
Gerridae, 663, 654 
Giard, 38, 39 
Gigantactinidae, 720, 718 
Gigantactis vanhoeffeni, 720 
Gilbert, 548 
Gilbertia, 659 - 
Gilchrist, 571 
Gill, of Salpa, 105 ' 
Gill, T., 542, 570 n., 599 n., 629 
Gill-helix, 294 
Gill-slits, 4; of Enteropneusta, 11, 12, 20, 
30; of Pterobranchia, 25, 27 ; of Tuni- 
cata, 47, 67, 105 ; of Amphioxus, 120; 
of Fishes, 155, 277 f. 
Gillaroo Trout, 260 
Gills—see Respiratory organs 
Ginglymostoma, 447 
Girardinus, 616 ; sexual congress, 414 
Girella, GC4 
Glandiceps,, 17,5, 6, 13, 14, 15; G4. 
abyssicola, 6; G. hacksi, 6; G. talaboti, 
5 
Glandicipitidae, 77 
Glandula pterygopodia, 182 
Glanidium, 588 
Glaniopsis, 582 
Glaucosoma, 6GO 
Globe-Fishes, 726, 152, 163 
Glomerulus, of Enteropneusta, 15; of 
Fishes, 398, 399 
Glomus, 398 
Glossobalanus, 17, 5, 13; G. minutus, 
10, 11; G. ruficollis, 17 n.3; G. sar- 
niensis, 5, 10 
Glossodus, 446 
Glyphidodon, 672 
Glyptocephalus, 687 ; G. cynoglossus, 687 ; 
G. mierocephalus, 687 
Glyptolepis, 480 
Glyptopomus, 477 
Glyptosternum, SSS 
Grnathacanthus, 695 
Gnathonemus, 551, 549; G. 
550; G. numenius, 550 
curvirostris, 
/ 
Gnathostomata, 745 ; characters of, 147 
Gobiesocidae, 707, 704 
Gobiesox, FO9 
Gobiidae, 689 
Gobiiformes, 688 f., 651, 652 
Gobio, 582 
Gobiodon, G89 
Gobiosoma, GSI 
Gobius, 689, 690; G. minutus, care of 
eggs, 415 ; G. ruthensparri, 689 
Gold-Fish, 585, 155, 171 
Gomphosus, G73 
Gonads (reproductive organs), of Hemi- 
chordata, 16, 25 ; of Tunicata, 55, 67, 76, 
93, 97, 105; of Amphioxus, 129; of 
Fishes, 402 f., 400, 403 
Gonoducts, of Fishes, 404 f.; Elasmo- 
branchs, 400, 404 ; Teleostei, 400, 404, 
406; Holocephali, 405; Dipnoi, 405, 
406, 407 ; Crossopterygii, 405 ; Chon- 
drostei, 405 ; Holostei, 405 
Gonorhynchidae, 572, 545 
Gonorhynchus greyi, 572, 572 
Gonostoma, 57 1 
Gonostomatinae, 577 
Gonozooid, 99, 100 
Goode, Brown, 680 n., 710, 725 
Goode and Bean, 614 n. 
Goodrich, 29, 113, 126 
Goodsiria, 89; G. placenta, 89 
Gourami, 669 
Grammnicolepis, 683 
Grammistes, 660 
Grammistinae, 660 
Grassi, 21 n. 
Grassi and Calandruccio, 602 
Grayling, 568 
| Greene, 711 n. 
Greenland Shark, 455 
Gressin, 705 n. 
Grey Mullets, 640 
Grobben, 39 
Groove of Hatschek, 128 
Guanin, 167 
Guaninkalk, 167 n. 
Guitel, 690 n., 709 n., 710 
tunnel, 712 
Giinther, 543, 557, 569 n., 621 n. 
674, 711 u:, 719 
Gurnards, 701—see also Trigla 
Gwyniad, 568 
Gymnallabes, 588 
Gymnapistus, 695 
Gymnarchinae, 44 / 
Gymnarchus 551; larval gills, 290, 418, 
419; abdominal pores, 401; size of 
eggs, 408; G. niloticus, 552 ; embuyo, 
419 
Gymnelis, 712 
Gymnoarian, 403 
Gymnocypris, 582 
Gymnodontes, 724 f., 721, 272, 361 
632, 
