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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 ...
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 ...
Pagina 70
Three MODIFIED SCALES bordering anus ; median scale , anterior to anus , a large shield - shaped plate ; lateral plates elongate and slightly curved . Other characters those of the Order . Species . Currently seven species are ...
Three MODIFIED SCALES bordering anus ; median scale , anterior to anus , a large shield - shaped plate ; lateral plates elongate and slightly curved . Other characters those of the Order . Species . Currently seven species are ...
Pagina 345
Ventral outline of body only moderately convex anteriorly , usually only about half of greatest depth below a straight line extending through lower margin of eye to middle of base of caudal ; sheath of scales at base of dorsal fin ...
Ventral outline of body only moderately convex anteriorly , usually only about half of greatest depth below a straight line extending through lower margin of eye to middle of base of caudal ; sheath of scales at base of dorsal fin ...
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Sommario
Names of Bones by G W Mead and Margaret G Bradbury | 20 |
Order Isospondyli Composite Authorship | 89 |
known to the ichthyologist and many students of oceanography constitute a notable | 102 |
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Fishes of the Western North Atlantic: Editorial Board: Editor-in ..., Parte 4 John Tee-Van Visualizzazione estratti - 1948 |
Fishes of the Western North Atlantic: Editorial Board: Editor-in ..., Parte 8 John Tee-Van Visualizzazione estratti - 1948 |
Parole e frasi comuni
abund Acad adults Amer American anal fin apparently Atlantic base base of caudal Bermuda body Brazil Bull Canada catch caudal Characters coast color Comm counts dark depth descr Description developed diameter differs distance Distinctive dorsal fin eggs equal Evermann examples extending FIGURE Fish Florida Fowler fresh gill rakers Gulf half head Hildebrand Hist Island Jordan known Lake lateral least length less longer lower limb Maine mandible margin Material maxillary middle mouth nearly North northern origin Panama Pectoral fin pelvic fin pointed posterior pounds present probably Proc range rays reaching References refs reported River rows Salmon scales side silvery slender slightly snout spawning species specimens strongly Study synon taken teeth U. S. nat upper USNM usually ventral West York young Zool