742 



INDEX 



(ri/innndr"ci\ 706 



Gymnotidae, nTH, f.74, 163, 2,16, 302, 



389 

 Cft/mnotns, 579, 581, 649 n. ; electric 



organs, 365, 366 ; (r. electriciis, 580 

 (ri//-iiiochihis, 5S2 

 (ii/rn,l,is, 49S 

 (.r!/,;J,:j,is, 4S7 

 (Tijm/i/ijrhms, 4~9 

 Gyrnxtciis, 4S9 



Haddock, 619, 308, 361 



Haddoii, 289 



Naemuloit, 664 



Hag-Fishes, 421 



Halie, 649, 308 



Haldeiuan, 19 ii. 



Halec, 609 



Half-Beak, 154, 414 



Halibut, 687 



Halicmethes, IBO 



Halicittnca, 7£0 



H'dilophus mirahilis, ^1 



Ilalhiiochirurgus, 7^3 



Haloporjjhynts, 648 



Hiilosavj-idWiys, 6:34 



Halosauridae, 6£i^ ; photopliores, 178 



IJcdosauropsis, 6^4 J J'^- viacrochir, 621 n., 



624 

 Halusaurus, G'24 

 Hammer-head Sharks, 449 

 Hancock, 53, 591 n., 592 

 Haplistia, 477 n. 

 Haplodiilus, 616 

 Haplochiton, 60S 

 Haplochitonidae, 60S, 606 

 Haplodactylidae, 664, 650, 654 

 Haplodactylus, 664 

 Haplomi, 605 f., 651, 306 

 Haplonoliis, 663 

 Harmout, 590 

 Haipagifer, 706 

 Harpodon, 611 ; H. nehereus, 613 ; H. 



sqiiamosus, 613 

 Harrimania', 17, 5 ; //. laqjfftri, 20 n. 

 Harrimaniidae, 17 

 I-hn-rUdlii, 471, 154, 223 ; distribution, 



473 ; H. raleiijliana, 472 ; young, 473 

 Hartmeyer, 38 

 Hasselt, van, 36 

 Hatcliing, of eggs, 417 

 Hatschek, 113 ; grove of, 128 

 Hans, of Appendioulariaus, 66 

 Head, shape and relative size, 153 

 Heart, of Tunicata, 49, 67 ; of Fishes, 



327, 328 

 Heart-vesicle, of Hemichordata, 15 

 Heincke, 565 n. 

 Hdgia, 5SS 

 Ileliastcs, 672 

 Helicopluigus, 588 

 Heller, 38 



Hcl,«l,(s, 445 



Ileliirjeites, 5S!t 



Iielustcy)na, 660 



Remerocoetes, 706 



Heniibrancb, 278 



Hemibranchii, 627, 629 



Hemichordata, 4 f., 3, 38 ; affinities, 

 30 f. 



lle/iiicItro>nis, 671 



Tlewiexbcoetus, 63S 



Heniimyaria, 101 f., 95, 96 



Heniiodontinae, 576 



Heviiodics, 576 



Ilevilpividodus, 588 



Ilemirhamphus, 638 ; beak, 154 ; intro- 

 mittent organ, 414 



llciiiirhyndiiis, 680 



lleiiUsilurus, 588 



Heiiiitlnjr.silcs, 670 



llevitfriptcrus, 698 



Hemprich and Ehrenberg, 558 n. 



Tleiiiodius, 668 



Hcnop)losns, 666 



Hensel, 593 n. 



Mephthocara, 71'2, 713 



Hcptandius^ 443 ; branchial clefts, 277 ; 

 //. cinereus, 443 ; sknll, 222 



Ileptajjterus, 588 



Herdman, 38, 108 n., 109 n. 



Hermaphrodite Fishes, 420 



Hermaphroditism, 420 



Hcrmosill,!., 657 



Ileras, 673 



Herring, 664, 389 ; coloration, 173 ; 

 gonads, 403 ; eggs, 412 ; intlueuce of 

 temperature on time of hatching, 417 



Heterobraiiduts, 58S, 590; accessory gill, 

 293 



Hderndiaerops, 673 



HeAi:TO':oiirj<'i-, 601 



Heterodont, 251 



Heterodontidae, 4H \ teeth, 251 ; per- 

 sistent nephrostomes, 401, 445 



Heterodontns, 444. ; skull, 223 ; teeth, 

 251 ; spiral valve, 267 ; //. jihilippi, 

 446 



Heteromi, 6S1 f. , 306 



Hderopleuron, 137, 138 ; II. bassaimm, 

 137 ; H. cdngalense, 137 ; //. adtellum, 

 137 ; //. hectori, 137 ; //. maldivense, 

 137 



Hderostidius, 709 



Hdemsircid, 524 f-, 149 



Heterothrissa, 563 



Heterotis, 557, 555 ; larval gills, 290, 418 ; 

 size of eggs, 408 ; //. direnbergii, gill- 

 helix, 294 ; H. niloticus, 556, 558 



Ilexagrammidae, 696, 694 



Hexagrammus, 696 



Hexandms, 443 ; branchial clefts, 277 ; 

 //. griseus, 443 



Hickson, 289, 690 n. 



