Flounder, Crested, 202 



— Deep, 108 



— Deep-water, 95 



— Diamond, 316 



— Eel-back, 373 



— Four-spotted, 79 



— Greenback, 434 



— Gulf, 75 



— Jordan's, 307 



— Large-scaled, 170 



— Large-toothed, loi 



— Melbourne, 434 



— Pole, 364 



— Slender, 95, 306 



— Small-toothed, 113 



— Soft, 140 



— Southern, 74, 434 



— Spotted, 310 



— Summer, 72 



— Twin-spot, 93 



— Winter, 345 



Flounder and Plaice, hybrid, 354 

 Fluke, 377 



formosanits, Pscudorkombus , no 

 Fossil Heterosomata, 9 

 Four-spotted Flounder, 79 

 fragilis, Citharichthys, 139, 142 



— LcBOptichthys, 252, 259, 260 

 franklinii, Pleuroncctes, 371, 374 

 Frontal bones, 10, 11, 12 

 frontalis, Gastropsetia, 128 

 fuscus, Hemirkombus, 149 



Gadoids, supposed relationship with Flatfishes, 



I. 2, 5, 6 

 Gadus, osteology, comparison with Psettodes, 



5,6 

 gallus, Lophonectes, 202 

 Gareus, 368 

 Gastropsetia, 61, 128 



— frontalis, 128 

 Generic characters, 43-48 

 Geographical distribution, 48-50 

 ^esncri. Rhombus, 224 



gigas, Hippoglossus, 292 

 gilbcrti, Citharichthys, 140, 152 

 gilchristi, Chascanopsetta, 250, 251 

 gilli, Pleuroncctes, 357 

 glabcr, Flesus, 378 



— Pleuronectes, 374 

 glabra, Liopsetta, 374 



— Platessa, 368, 373, 382 



— Pleuroncctes flesus, 381 

 glacialis, Liopsetta, 369, 371, 373, 374 



— Platessa, 371 



— Pleuroncctes, 371 

 glossa, Plagiopsetta, 407, 412 



— Samariscus {?), 412 

 Glyptocephalus, 286, 363, 



frontal bones, 10, 11 



— acadianus, 364 



366 ; colours, 2 

 intestine, 46, 47 



04, 209, 



Glyptocephalus, cynoglossus, 364, 365. 3^6 ; 

 metamorphosis, 32 



— cynoglossus X Pleuronectes platessa, hybrid, 



354, 366 



— elongatus, 364 



— kitaharcs, 362, 366 



— ostroumovJ , 366 



— ostroumowi, 366 



— pacificus, 360 



— saSiS, 366 



— saxicola, 364 



— stelleri, 364, 366, 367 



— zachirus, 363, 364, 367, 368 

 goniographicus, Hippoglossus, 58 



— Psettodes, 58 

 Grammatobothus, 172, 17^. 244 



— krempfi, 245, 247 



— pennatus, 245, 246 



— polyophthalmus, 245, 247 

 grandisquama, Engyprosopon, 



— Nematops, 394, 395 



— Platophrys, 210, 218, 219 



— Rhomhoidichthys , 209 



— Rhombus, 203, 209 



— Sc(Zops, 2og, 2in 

 Greenback Flounder, 434 

 Greenland Halibut, 20, 289 

 grigorjewi, Eopsetta, 307, 309 



— Hippoglossus, 307, 309 



— Xystrias, 309 

 granlandicus, Hippoglossus, 289, 



— Microstomus, 356 

 grohmanni, Arnoglossus, 173, 175 



— Pleuronectes, 175, 177 

 Growth, 33 



guatimalensis, Citharichthys, 149 

 guentheri, Lmops, 253, 257 

 guineensis, Hemirhombus, 129, 13 



— Syacium, 132 

 Gulf Flounder, 75 

 guntcri, Syacium, 130, 131 

 guntheri, Colistium, 424, 426 

 guttulata, Hypsopsetta, 316 

 guttulatus, Pleuronectes, 316 



— Pleuronichthys, 315, 316 



— Pseudorhombus, 91, 118 



Halibut, 291 



— Arrow -toothed, 287 



— Bastard, 8i 



— Greenland, 289 



— Lesser, 289 



— Monterey, 81 



— Pacific, 293 



hamiltoni, Hippoglossoides, 295, 302 



— Hippoglossoides {Cynopsetta), 302 

 hawaiiensis, Engyprosopon, 204, 212 



— Pcrcilopsetta, 388, 391 

 Head, asymmetry of, 10-19 

 heckeli, Peloria, 173, 220 

 heckelii, Peloria, 224 



