36 VERTEBRATA 



Sub-order Galeoidea 



( = Lamniformes) 

 Orectolobus; Odontaspis ( = Carcharias); 

 Scyliorhinus { = Scyllium) (dogfish) ; MM5/e/w5; 

 Galeorhinus ( = Galeus, Eugaleus) (tope) ; Sphyrna 

 (hammerhead) ; Carcharhinus 

 Sub-order Squaloidea 



( =Tectospondyli) 

 Squalus (^Acanthias); Echinorhinus ; Heterodontus 

 ( = Cestracion); Pristiophonis ; Squat ina (angel-fish) 

 Order HYPOTREMATA (rays) 

 Sub-order Narcobatoidea 



( = Torpedinif ormes) 

 Torpedo ( = Narcobatus, Narcacion) 

 Sub-order Batoidea 

 Raja (ray); Pristis (saw-fish); Dasyatis ( = Trygon) 

 (sting ray) 

 Class BRADYODONTI 



Sub-class HOLOCEPHALI (rabbit-fishes) 



Rhinochimaera; Callorhinchus; Chimaera; Harriott a 



Class PISCES (bony fishes) 



( = OSTEICHTHYES) 



Sub-class PALAEOPTERYGU 



Order CHONDROSTEI 



( = ACIPENSERIFORMES) 



Acipenser (sturgeon) ; Polyodon (paddle-fish) 

 Order CLADISTIA 



( = POLYPTERIFORMES) 



Polypterus (bichir) ; Calamoichthys 

 {=Erpetoichthys) (reed-fish) 



Sub-class NEGPTERYCn 



( = TeLEOSTEI + HOLOSTEl) ^ 



rOrder PROTOSPONDYLI (bow-fins) 

 ( = Holostei)< Amia 



lorder GINGLYMODI (gar-pikes) 

 ( = Lepisosteiformes) 

 Lepisosteus ( =Lepidosteus) 

 Order ISOSPONDYLI 



( = Malacopterygii, Clupeiformes) 

 Sub-order Clupeoidea 



Clupea (herring) ; Sardina (sardine, pilchard) ; 

 Megalops (tarpon); Alepocephalus 

 Sub-order Stomiatoidea 



Stomias 

 Sub-order Salmonoidea 

 Salmo ( = Trutta) (salmon, trout) ; Salveliniis (char) ; 

 Osmerus (smelt) 

 Sub-order Osteoglossoidea 

 Arapaiina 



* i.e., Teleostei{=Neopterygii-Holostei. 



