Dall'interno del libro
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Pagina 36
25.4 ) ; interorbital width 34-40 % ( av . 37 % ) of hl ; dorsal shields 8-13 ( av . 10 )
; lateral shields 25-32 ( av . 28.3 ) ; dorsal and lateral shields pale , contrasting
with dark background ; length , so far as known , not over 100 cm . brevirostris ...
25.4 ) ; interorbital width 34-40 % ( av . 37 % ) of hl ; dorsal shields 8-13 ( av . 10 )
; lateral shields 25-32 ( av . 28.3 ) ; dorsal and lateral shields pale , contrasting
with dark background ; length , so far as known , not over 100 cm . brevirostris ...
Pagina 66
The lateral - line sensory system appears early in life , before any scales are
formed . The lateral - line scales develop in a posterior - to - anterior direction , as
do the other body scales . Usually by the time the anterior lateral - line scales are
...
The lateral - line sensory system appears early in life , before any scales are
formed . The lateral - line scales develop in a posterior - to - anterior direction , as
do the other body scales . Usually by the time the anterior lateral - line scales are
...
Pagina 74
Dark lateral band nearly straight on its upper margin , and narrow reddish -
brown stripe above usually separated from lateral band . Ventral surface usually
a chocolate color as in L. osseus . Mid - dorsal stripe and lateral band each
breaking ...
Dark lateral band nearly straight on its upper margin , and narrow reddish -
brown stripe above usually separated from lateral band . Ventral surface usually
a chocolate color as in L. osseus . Mid - dorsal stripe and lateral band each
breaking ...
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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 4 John Tee-Van Visualizzazione frammento - 1948 |
Fishes of the Western North Atlantic: Editorial Board: Editor-in ..., Parte 8 John Tee-Van Visualizzazione frammento - 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