292 



INDEX 



trasted with Teleost, 144 (Fig. 147) ; 

 air-bladder like that of a Dipnoan, 

 145; J. Miiller as to structural differ- 

 ences between Ganoids and Tele- 

 osts, 145; recent Ganoids, 159; 

 Mesozoic, 166 (Fig. 171 A); eggs 

 and breeding habits, 181 (Figs. 193, 

 194); fertilization of eggs of, 187; 

 development of eggs of, 202-207 

 (Figs. 249-268) ; larval development, 

 211-223 (Figs. 296-302); names of 

 authors and works on, 246-249; 

 skeleton, tables of, 253; skeleton of 

 Polypterus hichir^ 144 (Fig. 147); 

 digestive tract, tables, 262 (Figs. 

 326-331); urinogenital ducts and 

 external openings, tables, 266, 267 

 (Figs. 332-337); abdominal pores, 

 tables, 271 ; tables of early devel- 

 opment, 280, 281. 



Ganoine, 166 note. 



Garman, 87, 93, 109, no. 



Gar-pike, v. Lepidosteus. 



Gegenbaur, C, 39, 40, 42, 146. 



Generalized fishes, defined, 12. 



Genital system, comparison tables of, 

 266 (Figs. 332-337)5 270, 271. 



Geological distribution of fishes, 9. 



Geologist, American, quoted, 80. 



Gill, T., no; phylogenetic table of, 

 compared, 283. 



Gill rakers, 20; comparison tables of, 

 260. 



Gill shields, 20; v. Sharks, Chimseroids, 

 etc. 



Gills, 16-23; evolution of, 18; of 

 Aniphioxiis^ 16; of Bdellostoma, 17 

 (Fig. 9); oi Myxine^ 17 (Fig. 10); 

 of shark, 17 (Fig. 11); of Teleost, 

 17 (Fig. 12); of Cyclostomes, 18; 

 of Heptanchus, 16, 19; of mullet, 

 20; oi Brevooriia (mevih^(\tT{), 20; 

 of Selache, 20; number of gill slits, 

 16, note; table of comparison of, 

 260, 261 (Figs. 9-12, p. 259). 



Goette, A., 189. 



Goldfish, 170; Carassius au?-atus, 170 

 (Fig. 176). 



Goode, G. B., 3, 47, 89, 90,92, 94, 95, 

 103, 108, 155, 160, 162, 163, 171, 



173-177- 

 Graf, A., 75, 102, 119. 



Greenland shark, v. Lcemargus. 



Guitel, F., 181. 



Gunn, M., 70. 



Giinther, A., 60, 90, 96, 103, 123, 125, 



146, 162, 168, 170, 172, 178, 181; 



phvlogenetic table of, compared, 



283. 

 Gurnard, v. Prionotus. 

 Gyroptychius, 150, 151 (Fig. 151). 



Haeckel, 146; phylogenetic table, 



compared, 282. 

 Hagfish, in classification, 8; v. Myxine. 

 Harriotta, 103, 104, 108 (Fig. 1 17); 



clasping spine of, 115. 

 Heart, v. Sharks, etc. 

 Hemibranchiates, 176. 

 Hemitripterus^ barbels of, 46, 47 



(Fig. 57)- 



Heptahranchias, v. Notidanus. 



Heptanchus^ v. Notidanus. 



Hertwig, O., 54, 204. 



Heterocercal caudal fin, 35, 37 (Figs. 

 45546). 



Heterosomata, 175. 



Hippocampus, 176; H. keptagonus, 

 177 (Fig. 185) ; eggs and breeding 

 habits, 186. 



Hofer, B., 24. 



Hoffman, 187 note. 



Holocephali, v. Chimseroids; heart, 

 conus and bulbus arteriosus, tables, 

 260; digestive tract, tables, 263; 

 swim-bladder, tables, 264. 



Holoptychius^ in classification, 8; un- 

 paired fins of, 33 (Fig. l-i); ances- 

 try of, 147; description of, 150; H. 

 andersoni, 151 (Fig. 153). 



Homocercal caudal fin, 35,37 (Fig. 48) . 



Howes, G. B., 42; phylogenetic table 

 of, compared, 282. 



Huxley, 131, 257. 



Hybodus., number of gill slits, 16 note; 

 fin spines of, 28, 29 (Fig. 33). 



