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 36
... length of base 7.5 , 8.0 . Second dorsal fin : vertical height 7.1 , — ; length of base 6.0 , 6.2 . Caudal fin : upper anterior margin 16.5 , 17.6 ; lower anterior margin 8.3 , 9.2 . Pelvics : anterior margin 6.2 , 7.3 . Distance : from ...
... length of base 7.5 , 8.0 . Second dorsal fin : vertical height 7.1 , — ; length of base 6.0 , 6.2 . Caudal fin : upper anterior margin 16.5 , 17.6 ; lower anterior margin 8.3 , 9.2 . Pelvics : anterior margin 6.2 , 7.3 . Distance : from ...
Pagina 307
... distance between the orbits , its first and second dorsal fins are confluent at the base , and the upper surface of its disc is not closely freckled with small dark dots . Description . Proportional dimensions in per cent of total length ...
... distance between the orbits , its first and second dorsal fins are confluent at the base , and the upper surface of its disc is not closely freckled with small dark dots . Description . Proportional dimensions in per cent of total length ...
Pagina 307
... distance between the orbits , its first and second dorsal fins are confluent at the base , and the upper surface of its disc is not closely freckled with small dark dots . Description . Proportional dimensions in per cent of total length ...
... distance between the orbits , its first and second dorsal fins are confluent at the base , and the upper surface of its disc is not closely freckled with small dark dots . Description . Proportional dimensions in per cent of total length ...
Sommario
SAWFISHES GUITARFISHES SKATES and RAYS | 1 |
Suborder Myliobatoidea | 331 |
Dasyatis say | 378 |
10 sezioni non visualizzate
Altre edizioni - Visualizza tutto
Fishes of the Western North Atlantic: Sawfishes, guitarfishes, skates and rays John Tee-Van Visualizzazione estratti - 1948 |
Fishes of the Western North Atlantic: Sawfishes, guitarfishes, skates and rays John Tee-Van Anteprima non disponibile - 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