Annals of the South African Museum |
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Page 264
9 ) , all the species are found in either bathyal or abyssal depths , and five also occur in the Neritic Zone ( Fig . ... the water - depth range of the genus , and that there is not a simple progressive increase in values oceanward .
9 ) , all the species are found in either bathyal or abyssal depths , and five also occur in the Neritic Zone ( Fig . ... the water - depth range of the genus , and that there is not a simple progressive increase in values oceanward .
Page 332
This is close to the depth at which we have located an important change in the composition of the ostracod fauna ( 950 m ) , and consequently we suspect that the level of the neritic / bathyal faunal boundary is controlled by the depth ...
This is close to the depth at which we have located an important change in the composition of the ostracod fauna ( 950 m ) , and consequently we suspect that the level of the neritic / bathyal faunal boundary is controlled by the depth ...
Page 342
The highest abundances ( > 500 valves / 100 g ) all lie on the continental shelf ( < 220 m water depth , above the thermocline ) , with the majority of sites on the slope containing less than 100 valves / 100 g ( mean = 29 ) .
The highest abundances ( > 500 valves / 100 g ) all lie on the continental shelf ( < 220 m water depth , above the thermocline ) , with the majority of sites on the slope containing less than 100 valves / 100 g ( mean = 29 ) .
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Common terms and phrases
abbreviations abundance Abyssal Africa appear arranged assemblage Atlantic authors autozooids base Basin Bathyal Bathyal Zone Benson border Brady Buntonia Cape Town cent coast collected colony continental d'Orbigny deposits depth described Description distribution dorsal Durban Elphidium Family fauna figures foramen Foraminifera Formation forms genus Group illustrations included indicated Journal known Krithe sp Kükenthal lateral length locality Lower major margin masses material McMillan mean Neritic North Note occur Ocean opisthotic original ostracod painted peduncle Pleistocene polyp posterior present prootic rachis range recorded references region relatively Remarks ridge rounded salinity samples Scale sclerites separates shelf shows side similar South African South African Museum south-western southern southern Africa species specimen squamosal stone surface suture Table teeth tests Unit University Upper ventral water depth Zone