Fishes of the Western North Atlantic: Sawfishes, guitarfishes, skates and raysJohn Tee-Van Sears Foundation for Marine Research, Yale Univ., 1948 |
Dall'interno del libro
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Pagina 7
... spiracles play a much more important role in respiration among most of the batoids than in any modern Shark . In many of the latter , water is taken in solely through the mouth in breathing and chiefly through the mouth even by such of ...
... spiracles play a much more important role in respiration among most of the batoids than in any modern Shark . In many of the latter , water is taken in solely through the mouth in breathing and chiefly through the mouth even by such of ...
Pagina 95
... spiracles only about 1.8 times as long as distance between inner ends of spiracles . californica Ayres 1855 . Pacific Coast of North America , southern British Columbia to southern California . 4b . Margins of spiracles with a row of ...
... spiracles only about 1.8 times as long as distance between inner ends of spiracles . californica Ayres 1855 . Pacific Coast of North America , southern British Columbia to southern California . 4b . Margins of spiracles with a row of ...
Pagina 130
... spiracles about twice as long as breadth between spiracles , its length in front of mouth about 2.5 times as great as distance between outer ends of nostrils . Eyes separated from spiracles by a distance about equal to length of latter ...
... spiracles about twice as long as breadth between spiracles , its length in front of mouth about 2.5 times as great as distance between outer ends of nostrils . Eyes separated from spiracles by a distance about equal to length of latter ...
Sommario
SAWFISHES GUITARFISHES SKATES and RAYS | 1 |
Genus Zapteryx | 74 |
Suborder Myliobatoidea | 331 |
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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 - 1953 |
Parole e frasi comuni
Acad Amer batoids Bigelow and Schroeder biol Brazil breadth Breder 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 Interspace Jersey Jordan Lacépède length of base listed lobe long as distance Lower surface mature males median Müller and Henle nasal curtain pelvic fins Philad Poiss posterior margin prickles Proc Raja Rays rearward Rio de Janeiro rostral rostral cartilage rounded Sawfishes side Skates spiracles Study Material tail spine teeth thorns tip of snout tip of tail Torpedo transverse type species U. S. Bur U. S. Comm U. S. nat upper surface Woods Hole Zool