Dall'interno del libro
Risultati 1-3 di 82
Pagina 384
It is easily separable from the other ridge - backed species falciformis and
floridanus by the shape of the second dorsal and anal fins ( see Key , p . 323 ) ;
from longimanus by the shape of the first dorsal and by the remoteness of the tip
of its ...
It is easily separable from the other ridge - backed species falciformis and
floridanus by the shape of the second dorsal and anal fins ( see Key , p . 323 ) ;
from longimanus by the shape of the first dorsal and by the remoteness of the tip
of its ...
Pagina 479
Gill opening lengths : ist 1.7 ; 2nd 2.1 ; 3rd 2.1 ; 4th 2.1 ; 5th 2.4 . First dorsal fin :
vertical height 7.7 ; length of base 8.1 . Second dorsal fin : vertical height 4.6 ;
length of base 6.5 . Caudal fin : upper margin 21.2 ; lower anterior margin 12.6 .
Gill opening lengths : ist 1.7 ; 2nd 2.1 ; 3rd 2.1 ; 4th 2.1 ; 5th 2.4 . First dorsal fin :
vertical height 7.7 ; length of base 8.1 . Second dorsal fin : vertical height 4.6 ;
length of base 6.5 . Caudal fin : upper margin 21.2 ; lower anterior margin 12.6 .
Pagina 482
First dorsal spine behind tips of pectorals when latter are laid back . za .
Interspace between 2nd dorsal and caudal as long as from eye to origin of
pectoral , or longer . 4a . Second dorsal spine over midbase of pelvics , and
extending ...
First dorsal spine behind tips of pectorals when latter are laid back . za .
Interspace between 2nd dorsal and caudal as long as from eye to origin of
pectoral , or longer . 4a . Second dorsal spine over midbase of pelvics , and
extending ...
Cosa dicono le persone - Scrivi una recensione
Nessuna recensione trovata nei soliti posti.
Sommario
LANCELETS By Henry B BIGELOW and Isabel PÉREZ FARFANTE | 1 |
CYCLOSTOMES BY HENRY B Bigelow and WILLIAM C SCHROEDER | 29 |
SHARKS BY HENRY B BIGELOW and William C SCHROEDER | 59 |
Copyright | |
13 sezioni non visualizzate
Altre edizioni - Visualizza tutto
Fishes of the Western North Atlantic: Editorial Board: Editor-in ..., Parte 4 John Tee-Van Visualizzazione frammento - 1948 |
Fishes of the Western North Atlantic, Edizione 1,Parte 3 John Tee-Van Visualizzazione frammento - 1948 |
Parole e frasi comuni
2nd dorsal abund Acad Amer anal appears Atlantic base Bermuda biol breadth Brit broad Bull Carcharias caudal Characters close coast Comp concave considerably Copeia corner Cuba cusps descr developed distance dorsal fin edges embryos Fauna feet female Fish Florida Fowler front of mouth furrow genus gill openings Gulf habits Harv head Hist ident inner Island Jersey Jordan known larger latter least length less listed lobe lower male margin moderately mouth nearly North nostrils origin outer pectoral pelvics Philad Poiss posterior probably Proc range rear record References relatively reported ridges rounded Second dorsal seen separate Shark side slightly snout South southern species specimens Squalus Stewart Springer taken teeth tooth total length Trunk U.S. Comm U.S. nat upper vertical height West western Woods Hole York Zool