INDEX. 



49 



" Heterocercal tail," 3. 

 Heterolepidotus, 28. 



HETEROSTRACr, 18. 



Hexapsephus, 37. 

 Hippocampus, 45. 

 Histiophorus, 43. 

 Holacauthus, 44. 

 Holocentrum, 43. 



HoLOCErHALA, 14. 



Holophagus, 24. 

 Holoptychiidae, 22. 



Holoptychius, 22. 

 " Homocercal tail," 3. 

 Homonotus, 43. 

 Hoplopleuridae, 35, 36. 

 Hoplopteryx, 43. 

 "Horse-Mackerel," 41. 

 Hybodontidse, 8. 

 Hybodus, 5, 8, 9. 

 Hypamia, 31. 

 Hypsodou, 36. 



Ichthyodectes, 36. 

 "Ichthyodorulites," 6. 

 Ischyodus, 15. 

 Ischyrocepkalus, 35. 

 Istia3us, 37. 

 Isurus, 40. 



Janassa, 13. 



Labrax, 45. 

 Labridae, 38. 

 Labnis, 38. 

 Lamna, 7. 

 Lamnidse, 7. 

 "Lamprey," 1. 

 "Lancelet," 1. 

 Lates, 44. 

 Lebias, 36. 

 Lepidocottus, 40. 

 Lepidopus, 41. 

 Lepidosiren, 19. 

 Lepidosteoidei, 27. 

 Lepidotidae, 27. 

 Lepidosteus, 27. 

 Lepidotus, 28, 29. 

 Lepracanthus, 9. 

 Leptacanthus, 15. ■ 

 Leptocephali, 36. 

 Leptolepis, 31. 

 Leptosomus, 35. 

 Leptotrachelus, 35. 

 Leuciscus, 37. 

 Lichia, 41. 

 Lispacanthus, 6. 



LOPHOBRANCHII, 45. 



Lophius, 40. 



Macha?racanthus, 5. 

 "Mackerel," 40. 



Macropoma, 24. 

 Mallotus, 33, 34. 

 Megalichthys, 22. 

 Megalops, 35. 

 Megalurus, 31. 

 Mene, 41. 

 Mesogaster, 39. 

 Mesolepis, 26. 

 Metopacanthus, 15. 

 Microdon, 30. 

 "Miller's Thumb," 40. 

 "Minnows," 37. 

 "Mudfish," 19, 21. 

 Mugil, 39. 

 Mugilidfe, 39. 

 Mursenidae, 36. 

 Myliobatis, 13. 

 Myriacauthus, 13. 

 Myripristis, 43. 

 Myxine, 1. 



Naseus, 41. 

 Nematoptychius, 26. 

 Xemopteryx, 38. 

 Notidanidge, 7, 8. 

 Notidanus, 7, 8. 

 jSTotopteridaB, 36. 

 Xotopterus, 36. 

 Xummopalatus, 39. 



Oligopleurus, 31. 

 Onchus, 2, 6. 

 Ophichthys, 36. 

 Ophiocephalida3, 39. 

 Opisthopteryx, 35. 

 Oracanthus, 6. 

 Orcynus, 40. 

 Orodus, 9. 

 Orthacanthus, 6, 14. 

 Osmeroides, 33. 

 Osmerus, 33. 

 Osteolepis, 23. 



OSTEOSTKACI, 18. 



Ostracion, 45, 46. 

 Otodus, 7. 

 Oxygnathus, 26. 

 Oxyrhina, 7. 



Pachycormus, 28. 

 Pachvrhizodus, 36. 

 Pagellus, 43. 

 Pahedaphus, 20. 

 Paheogadus, 38. 

 Pakeoniscidse, 26. 

 Paheoniscus, 26, 28. 

 Paheorhynchidpe, 41. 

 Paheorhynchum, 41. 

 Paheospiuax, 12. 

 Palimphyes, 40. 

 Paraperca, 45. 



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