744 
Jones, 720 n. 
Jordan, 542 
Jordan and Evermann, 569 n , 620 
Jordan and Goss, 687 n. 
Jordania, 698 
Joturus, 640 
Joues cuirassées, 692 
Jugulares, 702 f., 651, 652, 306 
‘ Julin, 38, 39, 52 
Julis, 673, 674 
Jullien, 23 
Jumping-Fish, 690 
Kalymmocytes, 40, 56, 93, 107 
Kelb-el-Bahr, 578 
Kidneys, 397 f; development, 397; in 
different Fishes, 399 
Kilch, 311 
King-Fish, 628 
King of the Herrings, 715 
Kner and Steindachner, 626 
Kneria, 616; K. angolensis, 
spekit, 616 n. 
Kneriidae, 675, 606 
Korotneff, 39 
Kowalevskia, 68 
Kowalevskiidae, 68 
Kowalevsky, 7 n., 37, 39, 94 n., 113 
Krohn, 37 
Krohnius, 647 
Krukenberg, 271 n. 
Kuhl, 36 
Kuhlia, 657 
Kupfter, 38 
Kurtidae, 687 
Kurtiformes, 6S7 f., 651, 652 
Kurtus, 687; K. indicus, skeleton of, 
688 
Kyle, 687 n. 
GLO KG 
Labeo, 582; L. falcifer, 583 
Labidesthes, 639 
Labrichthys, 673 
Labridae, 673, 654, 271, 2753 coloration, 
164, 166 
Labrodon, 674 
Labrus, 673, 674; pharyngeal teeth, 252, 
288; LZ. labrax, 275; L. maculatus, 
pharyngeal bones, 673; JZ. rupestris, 
674 
Labyrinthiform organs, 292, 293 
Lacaze-Duthiers, 38 
Lactariidae, 663, 654 
Lactarius delicatulus, 663 
Lactophrys, 724 
Laemargus, 455; L. borealis, 455, 456 ; 
intestinal caeca, 274 ; eggs, 435 
Lais, 588 
Lamarck, 36 
Lamna, 451; L. cornubica, 451 
Lamnidae, 450 
Lampetra, 426 ; L. wilderi, 427 
INDEX 
Lampreys, 425 f. 
Lamprididae, 628, 627 
Lampris, 628, 629; L. 
coloration, 164 
Lamprogrammus, 712 
Lamprologus, 671 
Lanarkia, 524, 525 ; L. spinosa, 524 
Lancelet, 112 
Lang, 31 n. 
Langerhans, 112 
Lankester, 5 n., 23, 112, 1138 
Larimus, 663 
Larvacea, 64 f., 64, 110; structure, 65; 
habits, 65 ; tail, 66 ; classification, 68 ; 
occurrence, 69 
Larval Fishes—Teleosts, 417 f., 418, 419 ; 
Cyclostomata, 428 ; Crossopterygli, 290, 
483, 484; Chondrostei, 494; Holostei, 
luna, 628; 
501, 5045 Dipnor, 514) volbs sply. 
518 
Larval gills, 290 f.; Elasmobranchii, 289, 
290; Polypterus, 290, 483, 484; 
Heterotis, 290 ; Gymnarchus, 290, 418, 
419; Misgurnus, 290; Salmon, 290 ; 
Protopterus, 291, 515, 515 ; Lepidosiren, 
291, 517, 518 
Larval organs, 418; adhesive or cement 
organs, 418, 494, 501, 504, 514, 515, 
517, 518 ; external gills, 289, 290, 419; 
cutaneous gills, 290, 483, 484, 517, 
518 ; defensive spines, 418 
Lasanius, 532 ; L. problematicus, 532 
Lateolabrax, G59 
Lateral line sensory organs, 
385, 386, 387 
Lates, 660 
Latilus, G61 
Latrididae, 663, 654 
Latris, 663 ; L. hecateia, nocturnal colour- 
changes, 170 
Launce, 639 
Lavaret, 568 
Leather Carp, 584 
Lebiasina, 575, 578 
Lefevre, 83 
Lefua, 582 
Lemon Sole, 687 
Lentipes, 689 
Lepadogaster, 709, 191 
Lepidocephalichthys, 582 
Lepidocottus, GIS 
Lepidomeda, 582 
Lepidopus caudatus, 679 
Lepidorhombus, 687 ; L. megastoma, 687 
Lepidosiren, 511, 149, 153, 261, 401; 
pectoral fins, 157; skull, 231, 233; 
gills, 286; larval gills, 291, 517, 518; 
lung, 291, 301; vascular system, 527 ; 
thyroid, 344; growling sounds, 363 ; 
relations with other Dipnoi, 518, 519; 
L. paradoxa, 516 ; distribution, habits, 
and food, 516 ; nocturnal colour change, 
163, 384, 
