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Pagina 269
Pectoral about 1/2 as long as head , or a little longer than ist dorsal and a little
larger in area , about 1/2 as broad as long , with moderately convex outer margin
, moderately and evenly concave inner margin , and narrowly rounded corners .
Pectoral about 1/2 as long as head , or a little longer than ist dorsal and a little
larger in area , about 1/2 as broad as long , with moderately convex outer margin
, moderately and evenly concave inner margin , and narrowly rounded corners .
Pagina 350
It is , however , relatively much larger at birth than many other sharks . Embryos
21 to 23 inches ( nearly ready for birth ) have been taken from females only four
to five feet long , and embryos 23 to 26 inches ( 580 to 660 mm . ) from a Pacific ...
It is , however , relatively much larger at birth than many other sharks . Embryos
21 to 23 inches ( nearly ready for birth ) have been taken from females only four
to five feet long , and embryos 23 to 26 inches ( 580 to 660 mm . ) from a Pacific ...
Pagina 500
First dorsal larger than 2nd , its apex angular ; tip of pectoral angular .
Heteroscymnus Tanaka , 1912 . Japan . 3b . First dorsal at least no larger than
2nd , its apex rounded ; tip of pectoral rounded . 4a . Second dorsal only about as
large as ist ...
First dorsal larger than 2nd , its apex angular ; tip of pectoral angular .
Heteroscymnus Tanaka , 1912 . Japan . 3b . First dorsal at least no larger than
2nd , its apex rounded ; tip of pectoral rounded . 4a . Second dorsal only about as
large as ist ...
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Sommario
LANCELETS BY HENRY B BIGELOW and ISABEL PÉREZ FARFANTE | 1 |
Branchiostoma platae | 12 |
CYCLOSTOMES BY HENRY B BIGELOW and WilLIAM C SCHROEDER | 29 |
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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 longer lower male margin moderately mouth nearly North nostrils origin outer pectoral pelvics Philad Poiss posterior probably Proc range rear record References refs relatively reported ridges rounded 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