Fishes of the Western North Atlantic: LanceletsSears Foundation for Marine Research, Yale Univ., 1948 |
Dall'interno del libro
Risultati 1-3 di 81
Pagina 33
... teeth of the anterior row are fused at the base , or only the first two , which is more usual . One member of the ... teeth in anterior series fused together at base . 2a . Lingual teeth ; head nearly or quite 33.3 % of total length ...
... teeth of the anterior row are fused at the base , or only the first two , which is more usual . One member of the ... teeth in anterior series fused together at base . 2a . Lingual teeth ; head nearly or quite 33.3 % of total length ...
Pagina 110
... teeth large , few in number , awl- or blade - like , with 1 cusp ; head of normal shape ( not widely expanded ) ; rostral cartilages 3 , united at tip ; metapterygium of pectoral with about 3 times as many radials as mesopterygium , but ...
... teeth large , few in number , awl- or blade - like , with 1 cusp ; head of normal shape ( not widely expanded ) ; rostral cartilages 3 , united at tip ; metapterygium of pectoral with about 3 times as many radials as mesopterygium , but ...
Pagina 309
... teeth at least wavy , irregularly serrate , or denticulate . 4a . Bases of upper teeth with wavy or irregularly serrate edges , those of lower teeth smooth ; distance between outer ends of nostrils only about 3/4 as great as breadth of ...
... teeth at least wavy , irregularly serrate , or denticulate . 4a . Bases of upper teeth with wavy or irregularly serrate edges , those of lower teeth smooth ; distance between outer ends of nostrils only about 3/4 as great as breadth of ...
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