Fishes of the Western North Atlantic, Edizione 1,Parte 3John Tee-Van Sears Foundation for Marine Research, Yale Univ., 1948 |
Dall'interno del libro
Risultati 1-3 di 8
Pagina 3
... notochord is persistent and unconstricted from end to end in a few , but in most it is sharply constricted in its passage through the vertebral centra , often to thread- like proportions , if it is not obliterated altogether ...
... notochord is persistent and unconstricted from end to end in a few , but in most it is sharply constricted in its passage through the vertebral centra , often to thread- like proportions , if it is not obliterated altogether ...
Pagina 25
... notochord ) extending rearward to tip of upper lobe , bending upward beginning at base of fin ; heterocercal , wider below than above the fleshy axis . VENTRAL fins well developed , abdominal in position . FIN RAYS much more numerous ...
... notochord ) extending rearward to tip of upper lobe , bending upward beginning at base of fin ; heterocercal , wider below than above the fleshy axis . VENTRAL fins well developed , abdominal in position . FIN RAYS much more numerous ...
Pagina 196
John Tee-Van. notochord is definitely bent upward in the base of the caudal fin , and the caudal has indefinite rays . At a length of 15 mm the caudal fin is well developed and forked , the notochord is no longer visible , and the mouth ...
John Tee-Van. notochord is definitely bent upward in the base of the caudal fin , and the caudal has indefinite rays . At a length of 15 mm the caudal fin is well developed and forked , the notochord is no longer visible , and the mouth ...
Sommario
Names of Bones by G W Mead and Margaret G Bradbury | 20 |
known to the ichthyologist and many students of oceanography constitute a notable | 102 |
Text and Footnote References | 105 |
15 sezioni non visualizzate
Altre edizioni - Visualizza tutto
Fishes of the Western North Atlantic: Editorial Board: Editor-in ..., Parte 4 John Tee-Van Visualizzazione estratti - 1948 |
Fishes of the Western North Atlantic: Editorial Board: Editor-in-chief John ... Visualizzazione estratti - 1948 |
Parole e frasi comuni
abund Acad adults Amer anal fin Anchovia Anchoviella anteriorly Atlantic Atlantic Salmon base of caudal base of pelvic body Brazil Bull Canada Capelin caudal fin Caudal peduncle cent of standard Clupea coast color Cuba Cuvier and Valenciennes depth descr diagn diameter dorsal fin Fin rays Florida Fowler genus gill rakers Gulf Gulf of Maine head Hildebrand Hist Jordan and Evermann Lake last ray length of base longest rays lower limb mandible margin maxillary mouth North opercle orig origin of anal Pectoral fin pelvic fin Philad Poey Poiss posterior postorbital pounds Proc Proportional dimensions range reaching refs River Salmon scutes Shad slender spawning species specimens standard length Study Material synon Synonyms and References Tarpon teeth type local U. S. Bur U. S. Comm U. S. Fish Comm U. S. nat USNM usually Valenciennes Ventral scutes Vertebrae Woods Hole young Zool