18 U. S. BUREAU OF FISHERIES 



73. Platysqualus tudes (Cuvier). 



Gulf of California to Bay of Panama; West Indies; Mediterranean Sea 



and Indian Ocean. 

 Zygscna tudes Cuvier, in Valenciennes, Mem. Mas. Hist. Nat., IX, 1822, 



225, Nice; after Pantouflier of Risso. 



Genus 37. SPHYRNA Rafinesque. 



Sphyrna Rafinesque, Indice, 1810, 60 (Squalus zygxna Linnjeus). 

 Cestrorhinus Blainville, Jour. Phys., 1816, 264 {Squalus zygsena Linnseus). 

 Zygscna Cuvier, Regne Anim., ed. I, 1817, 127 {Squalus zygsena Linnseus); 



name preoccupied. 

 Sphyrichthys Thienemann, Lehrbuch der Zoologie, III, 1828, 408 {Squalus 



zygsena Linnseus). 

 Eusphyra Gill, Ann. Lye. Nat. Hist. N. Y., VII, 1861, 412 {Squalus zygscna 



Linnajus). 

 Cestracion Garman, Plagiostomen, 1813, 133 {Squalus zygscna L.); after 



Klein; not binomial; not of Cuvier. 



74. Sphyrna zygsena (Linnseus). Hammerhead shark; Hammerhead; Shovelnose 



shark. 

 Cape Cod and Point Conception southward; Bay of Panama and Mazatlan 



in Pacific; and across to Hawaii and Japan; abundant. 

 Squalus zygs'7ia Linnjeus, Syst. Nat., ed. X, 1758, 234, Europe; America. 

 Zygscna malleus Valenciennes, M6m. Mus. Hist. Nat., IX, 1822, 223, 



pi. 11, fig. 1. 

 Zygscna lewini Lord, in Griffith, Animal Kingdom, X, 1834, 640, pi. 50, 



New Holland. 

 Zygsena subarcuaia Storer, Proc. Bost. Soc. Nat. Hist., Ill, 1848, 71, 



Cape Cod. 



Family 13. RHINEODONTID^. Whale sharks 



Genus 38. RHINEODON Smith. 



RJiincodon Smith, Zoo). Jour. Lond., No. XVI, 1829, 443 {R. typieus 



Smith); misprint for Rhineodon. 

 Micristodus Gill, Proc. Acad. Nat. Sci. Phila., XVII, 1865, 177 {M. punda- 



tus Gill). 

 Rhinodon and Rhineodon of authors. 



75. Rhineodon typieus Smith. Whale shark; Mhor; Chagrin; Tihuron ballenas; 



Tint rem; East Indian basking shark. 

 Coast of Florida; Gulf of California; Cape of Good Hope; Japan to China; 



India; rare but widely diffused. 

 Rhineodon typieus Smith, Zool. Jour. Loud., No. XVI, 1829, 443, 444, 



Table Bay, Cape of Good Hope. 

 Micristodus" punctatus Gill, Proc, Acad. Nat. Sci. Phila., XVII, 1865, 177, 



Gulf of California. 



Family 14. AIOPIIDJE. Thresher sharks 



Genus 39. ALOPIAS Rafinesque. 



Vulpecula Valmont dc Bomare, Diet. Raisonnoe, III, 1768, 740 {V. marina 



Valmont); Latin vernacular not intended as a generic name. 

 Alopias Rafinescpie, Caratteri, 1810, 12 {Alopias macrourus Rafinesque = 



Alopecias vulpes Giinther). 

 Alopecias Miiller and Henle, Plagiostomen, 1838, 74, amended orthog- 



raph}\ 



76. Alopias vulpinus (Bonnaterre). Thresher; Fox shark; Swingletail; Longtail 



shark; Fish shark; Sea fox; Sea ape; Fez zorro; Pesca pavone. 



Mediterranean, Atlantic, and Pacific. 



Vulpecula marina Valmont, Diet. Raisonnoe, HI, 740; not eligible. 



Squalus vulpinus Bonnaterre, Tableau Encycl. Ichth., 1788, 9, Mediter- 

 ranean; after Pennant. 



Squalus vulpes Gmclin, Syst. Nat., I, 1789, 1496, Mediterranean; after 

 Pennant. 



Alopias macrourus' Rafinesque, Caratteri, 1810, 12, Sicily. 



Galeus vulpecula Rafinesque, Caratteri, 1810, 15; passing notice. 



