CONTENTS 



Page 



Introduction 1 



Class Pisces 3 



Subclass Elasmobranchii 4 



Order Diplospondyli 4 



Family Heptranchidae 4 



Genus Heptranchias Rafinesque 5 



Subgenus Notorynchus Ayres 6 



Subgenus Heptranchias Rafinesque 9 



Genus Hexanchus Rafinesque 10 



Family Chlamydoselachidae 12 



Genus Chlamydoselachus Garman 12 



Order Asterospondyli 13 



Family Heterodontidae 14 



Genus Heterodonius Biainville 15 



Subgenus Heterodonius Blainville 16 



Subgenus Wmzo Fowler 22 



Family Scyliorhinidae 23 



Genus Caninoa Nardo 24 



Genus Galeus Rafinesque 25 



Subgenus Galeus Rafinesque 26 



Subgenus Figaro Whitley 28 



Genus Parmaturus Garman 29 



Genus Cephaloscyllium Gill 30 



Genus Scyliorhinus Blainville 34 



Genus Porodcrma A. Smith 37 



Subgenus Conoporoderma Fowler 37 



Subgenus Poroderma A. Smith 41 



Genus Halaelurus Gill 42 



Subgenus Holohalaelurus Fowler 43 



Subgenus Halaelurus Gill 51 



Subgenus Aulohalaelurus Fowler 52 



Genus Pentanchus Smith and Radcliffe 53 



Subgenus Paraprislurus Fowler 56 



Subgenus Pentanchus Smith and Radcliffe 60 



Subgenus Apristurus Garman 61 



Genus Atelomycterus Garman 64 



Genus Haploblepharus Garman 65 



Genus Proscyllium Hilgendorf 66 



Family Orectolobidae 67 



Genus Nebrius Riippell 68 



Subgenus Ginglymostoma Miiller and Henle 70 



Subgenus Nebrius Riippell 72 



Genus Cirrhoscyllium Smith and Radcliffe 73 



Genus Parascyllium Gill 73 



Genus Brachaelurus Ogilby 77 



Subgenus Cirriscyllium Ogilby 78 



Subgenus Brachaelurus Ogilby 79 



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