Fishes of the Western North Atlantic: LanceletsSears Foundation for Marine Research, Yale Univ., 1948 |
Dall'interno del libro
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Pagina 137
... rear margin only slightly concave , its free rear tip only about 1/4 as long as its base , its origin opposite or a little anterior to inner corner of pectoral . Second dorsal only 5 to 1 % as large in linear dimensions as Ist , its ...
... rear margin only slightly concave , its free rear tip only about 1/4 as long as its base , its origin opposite or a little anterior to inner corner of pectoral . Second dorsal only 5 to 1 % as large in linear dimensions as Ist , its ...
Pagina 191
... rear tip triangular , a little shorter than the base , its origin considerably in front of origins of pelvics with the rear end of its base about over rear ends of bases of pelvics . Second dorsal about 3 as large in area as 1st and ...
... rear tip triangular , a little shorter than the base , its origin considerably in front of origins of pelvics with the rear end of its base about over rear ends of bases of pelvics . Second dorsal about 3 as large in area as 1st and ...
Pagina 413
... rear margin moderately concave toward base , apex subacute , its free rear corner about 1⁄2 as long as base , the midpoint of base only a little nearer to axil of pectoral than to origin of pelvics with the rear tip about over the ...
... rear margin moderately concave toward base , apex subacute , its free rear corner about 1⁄2 as long as base , the midpoint of base only a little nearer to axil of pectoral than to origin of pelvics with the rear tip about over the ...
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