Fishes of the Western North Atlantic, Edizione 1,Parte 1John Tee-Van Sears Foundation for Marine Research, Yale Univ., 1948 |
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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 323
... anal . porosus Ranzani , 1839 , p . 394 . 2b . Origin of 2nd dorsal over origin of anal , or anterior to it . 3a . Midline of back between 1st and 2nd dorsal fins with a low but distinct dermal ridge . 4a . Free rear corner of 2nd ...
... anal . porosus Ranzani , 1839 , p . 394 . 2b . Origin of 2nd dorsal over origin of anal , or anterior to it . 3a . Midline of back between 1st and 2nd dorsal fins with a low but distinct dermal ridge . 4a . Free rear corner of 2nd ...
Pagina 418
... anal , with narrowly rounded apex and only weakly concave posterior outline , its noticeably slender free rear ... anal a little less than 1/2 as long as base of anal . Anal about 1.4 to 1.7 times as long at base as 2nd dorsal , about ...
... anal , with narrowly rounded apex and only weakly concave posterior outline , its noticeably slender free rear ... anal a little less than 1/2 as long as base of anal . Anal about 1.4 to 1.7 times as long at base as 2nd dorsal , about ...
Sommario
LANCELETS BY HENRY B BIGELOW and Isabel Pérez Farfante I | 1 |
Suborder Notidanoidea | 77 |
Suborder Chlamydoselachoidea | 93 |
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Fishes of the Western North Atlantic: Editorial Board: Editor-in ..., Parte 4 John Tee-Van Visualizzazione estratti - 1948 |
Parole e frasi comuni
1st dorsal 2nd dorsal Acad Amer anal Anal fin apex atriopore Aust biol Brazil Brit broadly rounded 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 vertical height Woods Hole Zool zygaena