Fishes of the World |
Vyhľadávanie v obsahu knihy
Výsledky 1 - 3 z 46.
Strana 66
Six gill openings and six gill arches ; snout elongate , thin ( depressed ) ,
translucent ( the snout may function as an electroreceptive organ ) ; no
supraorbital crests on cranium ; spiracles large , well behind eyes , with external
flaplike valve ...
Six gill openings and six gill arches ; snout elongate , thin ( depressed ) ,
translucent ( the snout may function as an electroreceptive organ ) ; no
supraorbital crests on cranium ; spiracles large , well behind eyes , with external
flaplike valve ...
Strana 155
Villiform teeth present on the upper and lower jaws ; snout relatively short ; three
pectoral radials ( four in Sternopygus ) ; infraorbital bone series complete and
with an enlarged sensory canal . Five genera , Sternopygus , Archolaemus ...
Villiform teeth present on the upper and lower jaws ; snout relatively short ; three
pectoral radials ( four in Sternopygus ) ; infraorbital bone series complete and
with an enlarged sensory canal . Five genera , Sternopygus , Archolaemus ...
Strana 195
Barbels present on chin and snout . One circumtropical genus , Brotula , with
about five species . SUBFAMILY BROTULOTAENIINAE . No barbels on chin or
snout ; scales in the form of small prickles . One circumtropical genus ,
Brotulotaenia ...
Barbels present on chin and snout . One circumtropical genus , Brotula , with
about five species . SUBFAMILY BROTULOTAENIINAE . No barbels on chin or
snout ; scales in the form of small prickles . One circumtropical genus ,
Brotulotaenia ...
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Obsah
INTRODUCTION | 1 |
PHYLUM CHORDATA | 21 |
Subdivision Halecomorphi | 86 |
Autorské práva | |
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Časté výrazy a frázy
absent adipose fin adults Africa anal fin ANTARCTIC ARCTIC areas Atlantic Australia barbels body bone brackish branched branchiostegal rays Bull CAPRICORN caudal fin characters CIRCLE classification closely compressed continuous cycloid derived developed Distribution dorsal and anal dorsal fin eastern eight elongate EQUATOR extending eyes Family fin rays fishes five fossil four freshwater genera e.g. genus gill openings given gives head Indian known lack lateral line living lower Marine maxilla Maximum length mouth nine North occur oceans Order organ origin Pacific pairs pectoral fin pelvic fins placed plates present primarily primitive probably rarely recognized region relationships relatively Rosen scales seas separate seven short side similar single snout soft rays South America southern species spines SUBFAMILY Suborder swim bladder tail teeth teleosts Three genera TRIBE tropical usually vertebrae western Zealand Zool