Fishes of the WorldWiley, 1984 - 523 strani |
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Zadetki 1–3 od 69
Stran 12
... fossils to be critical in understanding evolutionary relation- ships . Unfortunately , the fossil record in fishes is very incomplete and many decisions must be made without any evidence from fossils . How- ever , I believe that many ...
... fossils to be critical in understanding evolutionary relation- ships . Unfortunately , the fossil record in fishes is very incomplete and many decisions must be made without any evidence from fossils . How- ever , I believe that many ...
Stran 38
... fossil lamprey , Hardistiella montanensis , of Mississip- pian age , is known from Montana ( Janvier and Lund , 1983 ) . This species retains a distinct hypocercal tail , has rays in the anal fin , and appears to lack an oral sucker ...
... fossil lamprey , Hardistiella montanensis , of Mississip- pian age , is known from Montana ( Janvier and Lund , 1983 ) . This species retains a distinct hypocercal tail , has rays in the anal fin , and appears to lack an oral sucker ...
Stran 84
... fossil ma- terial , prefers to give generic rank to these two lineages . Wiley ( 1976 : 4 ) also refers to a possible new species from the coastal plain of Texas . Fossil species ( primarily Cretaceous and Eocene ) of the subgenus ...
... fossil ma- terial , prefers to give generic rank to these two lineages . Wiley ( 1976 : 4 ) also refers to a possible new species from the coastal plain of Texas . Fossil species ( primarily Cretaceous and Eocene ) of the subgenus ...
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INTRODUCTION | 1 |
PHYLUM CHORDATA | 21 |
Subdivision Halecomorphi | 86 |
Avtorske pravice | |
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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