Fishes of the Western North Atlantic: Sawfishes, guitarfishes, skates and raysJohn Tee-Van Sears Foundation for Marine Research, Yale Univ., 1953 |
Dall'interno del libro
Risultati 1-3 di 88
Pagina 112
... nasal curtain projecting but little , if at all , in the midline . timlei ( Bloch and Schneider ) 1801 . India , Malaysia , East Indies , Indo - China to China and Japan.127 7b . Upper surface plain - colored ; nasal curtain with a ...
... nasal curtain projecting but little , if at all , in the midline . timlei ( Bloch and Schneider ) 1801 . India , Malaysia , East Indies , Indo - China to China and Japan.127 7b . Upper surface plain - colored ; nasal curtain with a ...
Pagina 491
... nasal aperture , visible if nasal curtain is rolled back ; nasal curtain short , its outer corner about a right angle , slightly blunted , its free posterior margin nearly straight , smooth - edged , and free from upper lip throughout ...
... nasal aperture , visible if nasal curtain is rolled back ; nasal curtain short , its outer corner about a right angle , slightly blunted , its free posterior margin nearly straight , smooth - edged , and free from upper lip throughout ...
Pagina 499
... nasal aperture , only its anterior edge visible unless nasal curtain is turned back ; an elliptical area behind this lobe ( normally hidden by the nasal curtain ) covered by thin skin with large melanophores surrounded by a halo of ...
... nasal aperture , only its anterior edge visible unless nasal curtain is turned back ; an elliptical area behind this lobe ( normally hidden by the nasal curtain ) covered by thin skin with large melanophores surrounded by a halo of ...
Sommario
SAWFISHES GUITARFISHES SKATES and RAYS | 1 |
Suborder Myliobatoidea | 331 |
Dasyatis say | 378 |
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Fishes of the Western North Atlantic: Sawfishes, guitarfishes, skates and rays John Tee-Van Visualizzazione estratti - 1953 |
Fishes of the Western North Atlantic: Sawfishes, guitarfishes, skates and rays John Tee-Van Visualizzazione estratti - 1948 |
Parole e frasi comuni
Acad Amer axils of pectorals batoids Bigelow and Schroeder biol Brazil breadth Bull Carolina cartilage caudal fin center of cloaca Chesapeake Bay claspers Coast color comp concave Copeia Dasyatis Dermal denticles descr distance between inner dorsal fin embryos Evermann exposed nostrils eyes fathoms female Florida Fowler front of mouth front of orbits Garman genus gill openings Gulf Gulf of Maine Harv Hist inner ends Jersey Jordan Lacépède length of base Linnaeus listed lobe long as distance Lower surface mature males Müller and Henle Narcine nasal curtain pectoral fins pelvic fins Philad Poiss posterior margin prickles Proc Raja rearward Rio de Janeiro rostral rounded Sawfishes side Skates spiracles Study Material tail spine teeth thorns tip of snout tip of tail Torpedo transverse Trygon type species U. S. Bur U. S. Comm U. S. nat upper surface Woods Hole Zool