Fishes of the Western North Atlantic: LanceletsSears Foundation for Marine Research, Yale Univ., 1948 |
Dall'interno del libro
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Pagina 162
... convex . But the first two of these characters apply equally to some Atlantic specimens ( see p . 171 ) , perhaps leaving only the shape of the pectoral as diag- nostic . The only characters supposedly diagnostic of greyi are eyes ...
... convex . But the first two of these characters apply equally to some Atlantic specimens ( see p . 171 ) , perhaps leaving only the shape of the pectoral as diag- nostic . The only characters supposedly diagnostic of greyi are eyes ...
Pagina 313
... convex , tip subacute , the terminal sector a little less than 1/4 the length of fin , the lower anterior corner expanded as a definite lobe about 1/2 as long as the upper , with moderately convex anterior edge narrowing to a subacute ...
... convex , tip subacute , the terminal sector a little less than 1/4 the length of fin , the lower anterior corner expanded as a definite lobe about 1/2 as long as the upper , with moderately convex anterior edge narrowing to a subacute ...
Pagina 332
... convex toward tip , distal margin moderately concave , inner margin only weakly convex , inner corner and apex narrowly rounded . Color . Described as dark gray above , grayish white below ; those we have seen after preservation are ...
... convex toward tip , distal margin moderately concave , inner margin only weakly convex , inner corner and apex narrowly rounded . Color . Described as dark gray above , grayish white below ; those we have seen after preservation are ...
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