Fishes of the WorldWiley, 1984 - 523 strán (strany) |
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Strana 102
Joseph S. Nelson. Eels are primarily specialized for wedging through small openings . Some , in addition , are adapted to burrowing in soft bottoms or to a bathypelagiac existence . Nineteen ... eels originate in the 102 Fishes of the World.
Joseph S. Nelson. Eels are primarily specialized for wedging through small openings . Some , in addition , are adapted to burrowing in soft bottoms or to a bathypelagiac existence . Nineteen ... eels originate in the 102 Fishes of the World.
Strana 106
... eels undergo a marked transformation at sexual maturity with , for example , the jaws undergoing a drastic shortening and loss of teeth . The two sexes of some species were at one time placed in separate genera and even in separate ...
... eels undergo a marked transformation at sexual maturity with , for example , the jaws undergoing a drastic shortening and loss of teeth . The two sexes of some species were at one time placed in separate genera and even in separate ...
Strana 429
... eels of the family Xenocongridae ( including the Chlopsidae and Chilorhinidae ) . Proc . Acad . Nat . Sci . Philad . 108 : 61-95 . Böhlke , J. E. 1957. On the occurrence of garden eels in the western Atlantic , with a synopsis of the ...
... eels of the family Xenocongridae ( including the Chlopsidae and Chilorhinidae ) . Proc . Acad . Nat . Sci . Philad . 108 : 61-95 . Böhlke , J. E. 1957. On the occurrence of garden eels in the western Atlantic , with a synopsis of the ...
Obsah
INTRODUCTION | 1 |
PHYLUM CHORDATA | 21 |
Subdivision Halecomorphi | 86 |
Autorské práva | |
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Časté výrazy a frázy
120 ARCTIC CIRCLE 40 TROPIC adipose fin Africa anal fin anal fin rays ANTARCTIC CIRCLE ANTARCTIC CIRCLE 60 Australia barbels Body elongate bone branchiostegal rays Bull catfishes caudal fin cladistic classification Copeia ctenoid dorsal and anal dorsal fin dorsal fin rays EQUATOR 0 20 eyes Family fin absent fin base fin spines fin usually fin with three fishes five soft rays fossil Four genera four species fresh water freshwater genera genera e.g. genus gill openings Gosline Greenwood Indian Indo-Pacific Indo-West Pacific known lateral line lateral line scales lower jaw Marine maxilla Maximum length mouth North oceans Order Ostariophysi pectoral fin pelvic fins Perciformes Pisces premaxilla protractile recognized Rosen snout soft rays South America southern spine and five spinous Springer SUBFAMILY Suborder Superfamily Superorder swim bladder teeth Three genera three species three spines TRIBE TROPIC OF CANCER TROPIC OF CAPRICORN upper jaw ventral vertebrae Zealand Zool