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
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Pagina 93
... known to reach at least 130 and perhaps 300 fathoms in the Great Australian Bight.47 The geographical range of the genus is known to extend from northern Scot- land 48 and the North Sea ( inward as a stray to the Skagerrak and Kattegat ) ...
... known to reach at least 130 and perhaps 300 fathoms in the Great Australian Bight.47 The geographical range of the genus is known to extend from northern Scot- land 48 and the North Sea ( inward as a stray to the Skagerrak and Kattegat ) ...
Pagina 314
... known , except for the little - known genus Anacantho- batis von Bonde and Swart 1924 , 19 from Natal , in which the anterior subdivisions of the pelvics are described as " leg - like " and " segmented " ( as in Springeria , p . 328 ) ...
... known , except for the little - known genus Anacantho- batis von Bonde and Swart 1924 , 19 from Natal , in which the anterior subdivisions of the pelvics are described as " leg - like " and " segmented " ( as in Springeria , p . 328 ) ...
Pagina 327
... known . Developmental Stages . Nothing known . Habits . The depths of capture , 258 and about 270 fathoms , suggest at least a moderately deep - water habitat . One of the two specimens taken was from a temperature of about 12 ° C ( 54 ...
... known . Developmental Stages . Nothing known . Habits . The depths of capture , 258 and about 270 fathoms , suggest at least a moderately deep - water habitat . One of the two specimens taken was from a temperature of about 12 ° C ( 54 ...
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