Fishes of the World |
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Výsledky 1 - 3 z 91.
Strana 152
Family ASPREDINIDAE - banjo catfishes . Freshwater ( some brackish ) ; tropical
South America . Body naked except for large tubercles ; no adipose fin ; body
depressed anteriorly . Maximum length about 42 cm , attained in Aspredo
aspredo ...
Family ASPREDINIDAE - banjo catfishes . Freshwater ( some brackish ) ; tropical
South America . Body naked except for large tubercles ; no adipose fin ; body
depressed anteriorly . Maximum length about 42 cm , attained in Aspredo
aspredo ...
Strana 184
No scales ; an enormously enlarged fang on each dentary ; no body pores ;
dorsal fin rays 9 – 12 ; anal fin rays 14 - 16 ; pectoral fin rays 11 – 13 ; no swim
bladder ; vertebrae 39 – 41 . One species , Omosudis lowei . Family
ALEPISAURIDAE ...
No scales ; an enormously enlarged fang on each dentary ; no body pores ;
dorsal fin rays 9 – 12 ; anal fin rays 14 - 16 ; pectoral fin rays 11 – 13 ; no swim
bladder ; vertebrae 39 – 41 . One species , Omosudis lowei . Family
ALEPISAURIDAE ...
Strana 357
Body eellike ; eyes very small to virtually absent ; body naked or with cycloid
scales ; spinous and soft portions of dorsal fins confluent , the latter united or
nearly so with the caudal ; pelvic fins usually form an adhesive disc ; pouchlike
cavity in ...
Body eellike ; eyes very small to virtually absent ; body naked or with cycloid
scales ; spinous and soft portions of dorsal fins confluent , the latter united or
nearly so with the caudal ; pelvic fins usually form an adhesive disc ; pouchlike
cavity in ...
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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