Fishes of the Western North Atlantic: LanceletsSears Foundation for Marine Research, Yale Univ., 1948 |
Dall'interno del libro
Risultati 1-3 di 80
Pagina 215
... anal much longer than 2nd dorsal , separated from caudal by a considerable interspace . Remarks . Sharply diagnostic of this genus as contrasted with all other scyliorhinids are the presence of the caudal crest and the wide separation ...
... anal much longer than 2nd dorsal , separated from caudal by a considerable interspace . Remarks . Sharply diagnostic of this genus as contrasted with all other scyliorhinids are the presence of the caudal crest and the wide separation ...
Pagina 396
... anal 60.7 , 60.4 . Interspace between : 1st and 2nd dorsals 20.7 , 20.6 ; 2nd dorsal and caudal 7.8 , 7.0 ; anal and caudal 7.6 , 6.8 . Distance from origin to origin of : pectoral and pelvics 25.2 , 26.0 ; pelvics and anal 13.4 , 13.8 ...
... anal 60.7 , 60.4 . Interspace between : 1st and 2nd dorsals 20.7 , 20.6 ; 2nd dorsal and caudal 7.8 , 7.0 ; anal and caudal 7.6 , 6.8 . Distance from origin to origin of : pectoral and pelvics 25.2 , 26.0 ; pelvics and anal 13.4 , 13.8 ...
Pagina 398
... anal about as long as base of anal in smallest specimens but only about 2/3 that long in larger . Anal about 1.0 to 1.3 times as long at base as 2nd dorsal , its anterior margin much more strongly convex and posterior margin much more ...
... anal about as long as base of anal in smallest specimens but only about 2/3 that long in larger . Anal about 1.0 to 1.3 times as long at base as 2nd dorsal , its anterior margin much more strongly convex and posterior margin much more ...
Sommario
LANCELETS BY HENRY B BIGELOW and ISABEL PÉREZ FARFANTE I | 1 |
CYCLOSTOMES BY HENRY B BIGELOW and WILLIAM C SCHROEDER | 29 |
SHARKS BY HENRY B BIGELOW and WILLIAM C SCHROEDER | 59 |
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Parole e frasi comuni
1st dorsal 2nd dorsal Acad Amer anal Anal fin atriopore Aust biol Brazil Brit Bull Carcharhinus Carcharias Carolina Caudal fin caudal peduncle coast Comp concave convex Copeia corner of mouth Cuba cusps Dermal denticles descr diameter of eye distal margin distrib dorsal fin embryos Fauna feet female Fish Florida Fowler front of mouth Garman genus gill opening Gulf of Maine Harv Hist horizontal diameter inner corner inner margin Interspace Jersey labial furrow length in front length of base Linnaeus lobe long as base lower teeth Medit Müller and Henle myotomes North nostrils origin of pectoral outer margin ovoviviparous Pectoral fin Philad Poey Poiss posterior margin precaudal pit Proc Rafinesque refs ridges Second dorsal Shark snout in front specimens spiracles Squalus Stewart Springer total length type species U.S. Bur U.S. Comm U.S. nat upper tooth vertical height Woods Hole Zool zygaena