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Pagina 267
B Cross section of upper part of trunk opposite origin of pelvics showing mid -
dorsal ridge . C Cross section of caudal peduncle to show lateral ridges . D
General view of dermal denticles , about 28 x ; lateral and apical views , about 56
x .
B Cross section of upper part of trunk opposite origin of pelvics showing mid -
dorsal ridge . C Cross section of caudal peduncle to show lateral ridges . D
General view of dermal denticles , about 28 x ; lateral and apical views , about 56
x .
Pagina 278
Trunk slender , without mid - dorsal ridge , its height at origin of ist dorsal ( where
highest ) a little more than 1 % of its length to ... Caudal peduncle slender ,
without lateral ridges , but with a well marked precaudal pit below as well as
above .
Trunk slender , without mid - dorsal ridge , its height at origin of ist dorsal ( where
highest ) a little more than 1 % of its length to ... Caudal peduncle slender ,
without lateral ridges , but with a well marked precaudal pit below as well as
above .
Pagina 504
Caudal peduncle without lateral ridges or precaudal pits . Dermal denticles , over
trunk as a whole , small , loose - spaced , scale - like , their blades close to the
skin , thick , quadrate , with 3 weak ridges uniting posteriorly at the margin in a ...
Caudal peduncle without lateral ridges or precaudal pits . Dermal denticles , over
trunk as a whole , small , loose - spaced , scale - like , their blades close to the
skin , thick , quadrate , with 3 weak ridges uniting posteriorly at the margin in a ...
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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 |
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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