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Pagina 117
The throat region of the embryo too is enormously expanded , giving it a most
grotesque appearance . ... assuming the lunate form with growth of the embryo ,
and the young are very large at birth , witness embryos of 19 , 24 and 18 inches
in a ...
The throat region of the embryo too is enormously expanded , giving it a most
grotesque appearance . ... assuming the lunate form with growth of the embryo ,
and the young are very large at birth , witness embryos of 19 , 24 and 18 inches
in a ...
Pagina 350
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 specimen of about 6 feet 9 inches ( 2,070 mm . ) . A specimen of about ...
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 specimen of about 6 feet 9 inches ( 2,070 mm . ) . A specimen of about ...
Pagina 359
In embryos , however , the dorsals , pectorals , pelvics and lower lobe of caudal
are more or less conspicuously tipped ... The stage of development of the
embryos listed above ( up to about 580 mm . long ) suggests a length of perhaps
650 to ...
In embryos , however , the dorsals , pectorals , pelvics and lower lobe of caudal
are more or less conspicuously tipped ... The stage of development of the
embryos listed above ( up to about 580 mm . long ) suggests a length of perhaps
650 to ...
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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