Fishes of the Western North Atlantic: LanceletsSears Foundation for Marine Research, Yale Univ., 1948 |
Dall'interno del libro
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Pagina 259
... length of per- haps 900 to 1,000 mm . , or at about the same size as in canis ( p . 247 ) . Developmental Stages ... base 13.7 . Second dorsal fin : vertical height 7.0 ; length of base 10.7 . Anal fin : vertical height 4.0 ; length of ...
... length of per- haps 900 to 1,000 mm . , or at about the same size as in canis ( p . 247 ) . Developmental Stages ... base 13.7 . Second dorsal fin : vertical height 7.0 ; length of base 10.7 . Anal fin : vertical height 4.0 ; length of ...
Pagina 396
Nostrils : distance between inner ends 5.8 , 5.8 . Gill opening lengths : 1st 2.3 , 2.4 ; 2nd 2.5 , 2.6 ; 3rd 2.7 , 2.8 ... base II.1 , 10.8 . Second dorsal fin : vertical height 2.5 , 2.9 ; length of base 3.4 , 3.4 . Anal fin : vertical ...
Nostrils : distance between inner ends 5.8 , 5.8 . Gill opening lengths : 1st 2.3 , 2.4 ; 2nd 2.5 , 2.6 ; 3rd 2.7 , 2.8 ... base II.1 , 10.8 . Second dorsal fin : vertical height 2.5 , 2.9 ; length of base 3.4 , 3.4 . Anal fin : vertical ...
Pagina 497
... length as a short , triangular lobe with blunted tip , its inner corner ... base , * considerably broader toward corner of jaw than toward center ... length at base only about 1/4 to 1/5 as great as length of head , its vertical height a ...
... length as a short , triangular lobe with blunted tip , its inner corner ... base , * considerably broader toward corner of jaw than toward center ... length at base only about 1/4 to 1/5 as great as length of head , its vertical height a ...
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