Fishes of the World |
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Výsledky 1 - 3 z 41.
Strana 30
Many paleoichthyologists recognize more ; that is , they would give higher
taxonomic rank to the present orders and give ordinal status to many groups
recognized here as families . Class MYXINI Order MYXINIFORMES ( Hyperotreti )
.
Many paleoichthyologists recognize more ; that is , they would give higher
taxonomic rank to the present orders and give ordinal status to many groups
recognized here as families . Class MYXINI Order MYXINIFORMES ( Hyperotreti )
.
Strana 102
Nelson ( 1966 ) gives a detailed discussion of the gill arches . ... Selective
pressures on larval characters have generally been different than on adult
characters ; the larvae and adults give the appearance of having evolved
independently .
Nelson ( 1966 ) gives a detailed discussion of the gill arches . ... Selective
pressures on larval characters have generally been different than on adult
characters ; the larvae and adults give the appearance of having evolved
independently .
Strana 268
Yabe ( 1981 ) gives reasons for recognizing the family Ereuniidae and placing
Icelus in Cottidae . Two species , Ereunias grallator ( without pelvic fin but with
underlying pelvis and variously developed rudimentary spine and
Marukawichthys ...
Yabe ( 1981 ) gives reasons for recognizing the family Ereuniidae and placing
Icelus in Cottidae . Two species , Ereunias grallator ( without pelvic fin but with
underlying pelvis and variously developed rudimentary spine and
Marukawichthys ...
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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