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Pagina 191
origin of the ist dorsal , with both its branches terminating just in front of , under ,
or well behind , the 2nd dorsal ; also a ridge along midline of the back from the
rear part of head to ist dorsal in some specimens , but seemingly not in others .
origin of the ist dorsal , with both its branches terminating just in front of , under ,
or well behind , the 2nd dorsal ; also a ridge along midline of the back from the
rear part of head to ist dorsal in some specimens , but seemingly not in others .
Pagina 349
Second dorsal between 13 and 1/2 ( 38 to 41 % ) as long at base as ist , its origin
over or very slightly behind origin of anal , its anterior margin nearly straight , its
rear margin slightly and evenly concave , its apex narrowly rounded or subacute
...
Second dorsal between 13 and 1/2 ( 38 to 41 % ) as long at base as ist , its origin
over or very slightly behind origin of anal , its anterior margin nearly straight , its
rear margin slightly and evenly concave , its apex narrowly rounded or subacute
...
Pagina 423
First dorsal moderately sloping with a perpendicular from its apex falling almost
at its rear tip , its origin a little anterior to inner corner of pectoral ( or over it ) , its
vertical height a little less than 23 ( about 60 % ) and base a little less than 12 ...
First dorsal moderately sloping with a perpendicular from its apex falling almost
at its rear tip , its origin a little anterior to inner corner of pectoral ( or over it ) , its
vertical height a little less than 23 ( about 60 % ) and base a little less than 12 ...
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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 | |
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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