Annals of the South African Museum: Annale Van Die Suid-Afrikaanse Museum |
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Page 438
1986 ) , all records of the genus to date have been from water depths known or
estimated to be in excess of 1 km . Poseidonamicus has , therefore , up to now
been considered typically a deep - water taxon , although the discovery of P.
1986 ) , all records of the genus to date have been from water depths known or
estimated to be in excess of 1 km . Poseidonamicus has , therefore , up to now
been considered typically a deep - water taxon , although the discovery of P.
Page 453
Limiting water temperatures are approximately 9,0 ° C - 5,8 ° C . 4. ...
Abbreviations : AAIW = Antarctic Intermediate Water ; CZ = core zone ; ML mixed
layer ; NADW North Atlantic Deep Water ; SMZ = salinity minimum zone ; SZ
shear zone .
Limiting water temperatures are approximately 9,0 ° C - 5,8 ° C . 4. ...
Abbreviations : AAIW = Antarctic Intermediate Water ; CZ = core zone ; ML mixed
layer ; NADW North Atlantic Deep Water ; SMZ = salinity minimum zone ; SZ
shear zone .
Page 455
shallow waters of this area until recent times a population with eyes , derived
direct from a postulated sighted ancestor ' . ... ancestral Poseidonamicus species
that subsequently give rise to all the blind deep - water and sighted shallow -
water ...
shallow waters of this area until recent times a population with eyes , derived
direct from a postulated sighted ancestor ' . ... ancestral Poseidonamicus species
that subsequently give rise to all the blind deep - water and sighted shallow -
water ...
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Common terms and phrases
AAIW Abbreviations abundance adult ancestor Antarctic Intermediate approximately Atlantic Atlantic Deep Water Atlantic Poseidonamicus authors barriers Bathyal centred continental margin continental shelf core Cretaceous deep-water described Dingle discovery dissolved oxygen distribution DSDP environments Eocene factors Figure genus give given illustrations important included indicated Internal late latter least living lower mean mud content NADW North Note occurrences ocularis Orange Shelf ostracod fauna ostracod population parameters peak Percentage Pleistocene plotted Poseidonamicus panopsus sp possible probably prominent Quaternary Recent recorded recovered references region relatively rise salinity salinity minimum zone samples scars sediment separated shallow shallow-water Shannon shows sighted species similar slope smoothed South south-western Africa southern Africa species specimens suggested SW Cape SW Pacific Poseidonamicus Table temperature Tertiary values valves Walvis water depth Water mass western Whatley Whatley et al zone