Fishes of the Western North Atlantic: Editorial Board: Editor-in-chief John Tee-Van [and Others]Sears Foundation for Marine Research, Yale Univ., 1948 |
Dall'interno del libro
Risultati 1-3 di 89
Pagina 312
... ridges , the median ridge and the pair next to it high , sharp - topped and separated by deep furrows , the posterior margins with prominent teeth opposite the 3 primary ridges , the median a little the longest , with or without small ...
... ridges , the median ridge and the pair next to it high , sharp - topped and separated by deep furrows , the posterior margins with prominent teeth opposite the 3 primary ridges , the median a little the longest , with or without small ...
Pagina 476
... ridge dividing anteriorly into 2 or 3 ; those on sides of caudal peduncle either evenly ovoid or weakly tridentate , with 3 separate longitudinal ridges ; those on lower surface generally lanceolate , the median ridge either simple or ...
... ridge dividing anteriorly into 2 or 3 ; those on sides of caudal peduncle either evenly ovoid or weakly tridentate , with 3 separate longitudinal ridges ; those on lower surface generally lanceolate , the median ridge either simple or ...
Pagina 504
... ridge . Caudal peduncle without lateral ridges or precaudal pits . Dermal denticles , over trunk as a whole , small , loose - spaced , scale - like , their blades close to the skin , thick , quadrate , with 3 weak ridges uniting ...
... ridge . Caudal peduncle without lateral ridges or precaudal pits . Dermal denticles , over trunk as a whole , small , loose - spaced , scale - like , their blades close to the skin , thick , quadrate , with 3 weak ridges uniting ...
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 |
Copyright | |
5 sezioni non visualizzate
Altre edizioni - Visualizza tutto
Parole e frasi comuni
1/2 as long 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 lobe long as base lower teeth Medit Müller and Henle myotomes North nostrils origin of pectoral outer margin ovoviviparous Pectoral fin Philad Poey Poiss 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