CHECK-LIST OF NORTH AMERICAN FISHES. 213 



Class III. PISCES. The Fishes. 



Subclass SELACHII. The Sharks and Skates. 



Order D. DIPLOSPONDYLI. The Notidanoid Sharks. 



FamUy V. CHLAMYDOSELACHIDiE. The Frilled Sharks. 



Genus 10. CHLAMYDOSELACHUS Garman. 



Chlamydoaelachus Garmau, Bull. Essex lust., Jan. 17, 1884, 47 (miouinetis). 



16. Chlamydoselachus anguineus Garmau. 



Seas about Japan; also off Madeira; not certainly American. 

 Chlamydoselachus anguineus Garman, Bull, Essex Inst., Jan. 17, 1884, 47, off 

 Japan. 



Family VI. HEXANCHIDiE. The Cow Sharks. 



Genus 11. NOTORHYNCHUS Ayres. 

 Notorhynchus Ayres, Proc. Cal. Ac. Sci., i, 1856, 72 (maculatus). 



17. Notorhynchus maculatus Ayres. 



Pacific coast of United States from Monterey northward to Washington. 

 Notorhynchus viaculaius Ayres, Proc. Cal. Ac. Sci., i, 1856, 72, Sau Francisco. 



Genus 12. HEXANCHUS Rafinesque. 



Hexanchus Rafinesque, Caratteri, 14, 1810 (griseus). 



13. Hexanchus corinus Jordan & Gilbert. Shovel-nosed Shark. 

 Monterey Bay to Puget Sound; not common. 



Hexanchus corinus Jordan & Gilbert, Proc. U. S. Nat. Mus. 1880, 352, Neah 

 Bay, Washington, and Sequel, California. 



19. Hexanchus griseus (Gmelin). Coiv Shark; Cana-Bota. 



Deep water, Mediterranean to the west coast of Scotland ; frequently taken 



in Cuba(Poey). 

 Squalus griseus Gmeliu, Syst. Nat., i, 1495, 1788, Mediterranean; after Brous- 



sonet. 



Order E. ASTEROSPONDYLI. The Typical Sharks. 



Suborder PROARTHRI. The Cestraciont Sharks. 



Family VII. HETERODONTIDiE. The Bullhead Sharks. 



Genus 13. GYROPLEURODTJS Gill. 



Gyropleurodus Gill, Proc. Ac. Nat. Sci. Phila. 1862, 489 (franclsci). 



20. Gyropleurodus francisci (Girard). Bullhead Shark. 



Coast of California; abundant south of Point Conception. 



Cestracion francisci Girard, Proc. Ac. Nat. Sci. Phila. 1854, 196, Monterey. 



21. Gyropleurodus quoyi (Freminville). 



Galapagos Islands. 



Cestracion quoyi Fr^minville, Mag. Zool. 1840, pi. 3, Galapagos Islands. 



Suborder GALEI. The True Sharks. 

 Family VIII. SCYLLIORHINIDiE. The Cat Sharks. 



Genus 14. SCYLLIORHINUS Blamville. Eoussettes. 

 Scrjlliorhitius Blainville, Journ. Phys. 1816, 263 (caniculn, etc.) 



22. Scylliorhinus profundorum Goode & Bean. 



Deep water, North Atlantic. 



Scylliorhinus profundorum Goode & Bean, Oceanic Ichthyology, 17, 1896, Gulf 

 Stream. 



