North of Gerros Island. 



351 



1 Branchiostoma elongatum Sundevall 



2 Polistotrema dombeyi Miiller 



3 Ammoccetes tridentatus Gairdner 



4 Ammoccetes cibarius Girard 



5 Ammoccetes aureus Bean 



6 Heptranchias maculatus Ayres 



7 Hexanchus corinus Jordan & Gilbert 



8 Heterodontus francisci Girard 



9 Somniosus microcephalus Bloch . 



10 Squalus acanthias Linnaeus . 



11 Scylliorhinus ventriosus Garman . 



12 Galeus californicus Gill 



13 Triacis semifasciatus Girard 



14 Rhinotriacis henlei Gill 



15 Galeorhinus zyopterus Jordan & Gilbert 



16 Galeocerdo maculatus Ranzani 



17 Carcharhinus glaucus Linnaeus 



18 Carcharhinus lamiella Jordan & Gilbert 



19 Sphyrna zygaena Linnaeus 



20 Alopias vulpes Gmelin . 



21 Lamna cornubica Gmelin 



22 Carcharodon carcharias Linnaeus . 



23 Cetorhinus maximus Gunner 



24 Squatina squatina Linnaeus . 



25 Rhinobatus productus Ayres 



26 Rhinobatus exasperatus Jordan & Gilbert 



27 Rhinobatus triseriatus Jordan & Gilbert 



28 Raia parmifera Bean 



29 Raia stellulata Jordan & Gilbert . 



30 Raia inornata Jordan & Gilbert 



31 Raia inornata inermis Jordan & Gilbert 



32 Raia rhina Jordan & Gilbert . 



33 Raia binoculata Cooper 



34 Torpedo californica Ayres 



35 Urolophus halleri Cooper 



36 Pteroplatea marmorata Cooper 



37 Dasybatis dipterura Jordan & Gilbert 



38 Myliobatis californicus Gill . 



39 Rhinoptera ensenadae R. Smith 



40 Manta birostris Walbaum 



41 Chimasra colliei Bennett 



42 Acipenser transmontanus Richardson 



43 Acipenser medirostris Ayers • 



44 Albula vulpes Linnaeus . 



45 Clupea mirabilis Girard 



46 Clupea sagax Jenyns 



47 Perkinsea othonops R. Eigenmann 



48 Stolephorus ringens Jenyns . 



49 Stolephorus delicatissimus Girard 



50 Stolephorus compressus Girard . 



51 Plagyodus aescalapius Bean . 



+ 



+ 



+ 



+ 



+ 



+ 



+ 

 + 



+ 



+ 



+ 



+ 

 + 



+ 



+ 



+ 



+ 



+ 



4- 

 + 

 4- 



U 



+ 



4- 

 4- 

 4- 

 + 



4- 



4- 



4- 

 4- 



+ 



+ 



4- 



4- 



