PARTI 



Accepted Common Name, Occurrence, and Scientific Name 



COMMON NAME OCCURRENCE^ SCIENTIFIC NAME 



CLASS AGNATHA— JAWLESS FISHES 



Order Myxiniformes (Myxinoidea; Hyperotreti) 



Myxinidae — hagfishes 



Atlantic hagfish A Myxine glutinosa Linnaeus 



Black hagfish P . . Polistotrema deani Evermann and Goldsborough 



Pacific hagfish P Polistotrema stouti (Lockington) 



Order Petromyzontiformes (Petromyzontia ; Hyperoartii) 



Petromyzontidae — lampreys 



Ohio lamprey F Ichthyomyzon hdellium (Jordan) 



Chestnut lamprey F Ichthyomyzon castaneus Girard 



Northern brook lamprey F Ichthyomyzon fossor Reighard and Cummins 



Southern brook lamprey F Ichthyomyzon gagei Hubbs and Trautman 



Allegheny brook lamprey F Ichthyomyzon greeleyi Hubbs and Trautman 



Mountain brook lamprey F Ichthyomyzon hubbsi Raney 



Silver lamprey F .... Ichthyomyzon unicuspis Hubbs and Trautman 



Least brook lamprey F Lampetra aepyptera (Abbott) 



River lamprey P-F Lampetra ayresi (Gunther) 



Arctic lamprey P-F Lampetra japonica (Martens) 



American brook lamprey F Lampetra lamottei (LeSueur) 



Western brook lamprey F Lampetra planeri (Bloch) 



Pacific lamprey P-F Lampetra tridentata (Gairdner) 



Sea lamprey A-F Petromyzon marinus Linnaeus 



CLASS CHONDRICHTHYES— CARTILAGINOUS FISHES 



Order Squaliformes (Selachii) 



Hexanchidae — cow sharks 



Sixgill shark A-P Hexanchus griseum (Bonnaterre) 



Sevengill shark P Notorynchus maculatus Ayres 



Chlamydoselachidae — frill sharks 

 Frill shark P Chlamydoselachus anguineum Garman 



Heterodontidae — horn sharks 

 Horn shark P Heterodontus francisci (Girard) 



Carchariidae — sand sharks 

 Sand shark A Carcharias taurus Rafinesque 



Lamnidae — mackerel sharks 



Bigeye thresher A Alopias superciliosus (Lowe) 



Thresher shark A-P Alopias vulpinus (Bonnaterre) 



1 a = Atlantic; P = Pacific; F = Freshwater 



