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 547
... caudal . Caudal lanceolate , prolonged into a long filament about 4 / , as long as distance from snout to rear end of second dorsal ; maximum height of caudal above axis 2/3 of height of second dorsal at posterior end ; its extreme ...
... caudal . Caudal lanceolate , prolonged into a long filament about 4 / , as long as distance from snout to rear end of second dorsal ; maximum height of caudal above axis 2/3 of height of second dorsal at posterior end ; its extreme ...
Pagina 552
... caudal fin . Males , 545 and 558 mm long to origin of upper caudal , from Lat . 42 ° 40 ′ N , Long . 64 ° oo ' W and vicinity ( Harv . Mus . Comp . Zool . , Nos . 37023 and 37022 , respectively ) . Trunk : breadth 8.6 , 9.0 ; height ...
... caudal fin . Males , 545 and 558 mm long to origin of upper caudal , from Lat . 42 ° 40 ′ N , Long . 64 ° oo ' W and vicinity ( Harv . Mus . Comp . Zool . , Nos . 37023 and 37022 , respectively ) . Trunk : breadth 8.6 , 9.0 ; height ...
Pagina 555
... caudal . Second dorsal separated from upper origin of caudal by an interspace about 1.5 times as long as eye . Caudal lanceolate , tapering to narrow tip prolonged as a slender band - like filament ; its total length from lower origin ...
... caudal . Second dorsal separated from upper origin of caudal by an interspace about 1.5 times as long as eye . Caudal lanceolate , tapering to narrow tip prolonged as a slender band - like filament ; its total length from lower origin ...
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