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Pagina 276
Ventral scutes : ca. 39-46 . Gill rakers : 37–52 . Fin rays : dorsal 16–20 , usually 17-19 ; anal 16–20 , usually 17 or 18 ; pectoral 17-19 . Vertebrae : 55-57 ( 12 specimens ) . Body compressed , its greatest thickness somewhat less ...
Ventral scutes : ca. 39-46 . Gill rakers : 37–52 . Fin rays : dorsal 16–20 , usually 17-19 ; anal 16–20 , usually 17 or 18 ; pectoral 17-19 . Vertebrae : 55-57 ( 12 specimens ) . Body compressed , its greatest thickness somewhat less ...
Pagina 426
It seems to differ , however , in having a greater number of ventral scutes , more numerous anal and pectoral rays , and a longer pectoral fin . Description . Proportional dimensions in per cent of standard length , and counts ...
It seems to differ , however , in having a greater number of ventral scutes , more numerous anal and pectoral rays , and a longer pectoral fin . Description . Proportional dimensions in per cent of standard length , and counts ...
Pagina 431
Both specimens have the ventral scutes missing below the pectoral fins , causing a concavity in the ventral outline ; this probably is an abnormality , even though it is present in both specimens . Distinctive Characters .
Both specimens have the ventral scutes missing below the pectoral fins , causing a concavity in the ventral outline ; this probably is an abnormality , even though it is present in both specimens . Distinctive Characters .
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Sommario
Names of Bones by G W Mead and Margaret G Bradbury | 20 |
Order Lepisostei by R D Suttkus | 61 |
Text and Footnote References | 105 |
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Altre edizioni - Visualizza tutto
Fishes of the Western North Atlantic: Editorial Board: Editor-in ..., Parte 8 John Tee-Van Visualizzazione brani - 1948 |
Parole e frasi comuni
abund Acad adults Amer American Anal fin apparently Atlantic base Bermuda body Brazil Bull Canada catch caudal Characters coast color Comm counts dark depth descr Description developed diameter distance Distinctive dorsal fin eggs equal Evermann examples extending FIGURE Fish Florida Fowler gill rakers Gulf half head Hildebrand Hist Island Jordan known Lake larger lateral least length less limb longer lower lower limb Maine mandible margin Material Maxillary middle mouth nearly North northern occur origin Panama pectoral Pectoral fin Pelvic fin pointed posterior pounds present probably Proc range rays reaching References refs reported River rows Salmon salt scales side silvery snout spawning species specimens streams Study synon taken teeth upper USNM usually ventral West western York young Zool