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 89
Pagina 264
... Gulf of Maine ) ; Huntsman , Trans . roy . Soc . Canad . , ( 3 ) 12 ( 4−5 ) , 1918 : 63 ( depth , temp . , Gulf St. Lawrence ) ; Cox , Contr . Canad . Biol . ( 1918–1920 ) , 1921 : 109 ( depth , S. side Gulf St. Law- rence ) ; Huntsman ...
... Gulf of Maine ) ; Huntsman , Trans . roy . Soc . Canad . , ( 3 ) 12 ( 4−5 ) , 1918 : 63 ( depth , temp . , Gulf St. Lawrence ) ; Cox , Contr . Canad . Biol . ( 1918–1920 ) , 1921 : 109 ( depth , S. side Gulf St. Law- rence ) ; Huntsman ...
Pagina 270
... Gulf of Maine , if any R. senta remain there in shallow water of 30-40 fathoms through the late winter and spring . The fact that R. senta has never been reported from water colder than about 2 ° C ( 36 ° F ) suggests that low ...
... Gulf of Maine , if any R. senta remain there in shallow water of 30-40 fathoms through the late winter and spring . The fact that R. senta has never been reported from water colder than about 2 ° C ( 36 ° F ) suggests that low ...
Pagina 271
... Gulf of St. Lawrence , but it has never been reported from the Nova Scotian shelf east of the offing of Halifax , and it is so rare on the Newfoundland Banks that only a single specimen was taken among the many Skates of other kinds ...
... Gulf of St. Lawrence , but it has never been reported from the Nova Scotian shelf east of the offing of Halifax , and it is so rare on the Newfoundland Banks that only a single specimen was taken among the many Skates of other kinds ...
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