Foraminíferos bentónicos (Protozoa: foraminiferida) de aguas profundas del estrecho de Magallanes, Chile
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1996
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Con el propósito de investigar la presencia de foraminíferos, se analizaron ocho muestras de sedimentos marinos, extraídas de profundidades entre los 160 y 630 m, del Estrecho de Magallanes, (boca oriental a boca occidental), en la Patagonia chilena. Se recuperaron 885 foraminíferos, encontrándose 810 bentónicos los que se incluyen en 8 especies arenáceas y 44 especies calcáreas. Dos muestras solamente presentaron relativa abundancia de foraminíferos (520 y 630 m) destacándose la presencia de Globocassidulina subglobosa, Cassidulina laevigata, Trifarina angulosa, Anornalina vermiculata, Discorbina isabelleana, Cibicides dispars y C. fletcheri.
Eight marine sediments samples were analysed for presence of benthic foraminifers. The samples were extracted from deep sea water between 160- 630 m, in the Magellan Strait, Chilean Patagonia. A total of 885 specimens were found, 810 benthic foraminifers were included on 44 calcareus species and 8 aglutinated species. Only two samples had a relative large number of foraminifers (520 y 630 m) with the presence of: Globocassidulina subglobosa, Cassidulina laevigata, Trifarina angulosa, Anornalina vermiculata, Discorbina isabelleana, Cibicides dispars and C. fletcheri.
Eight marine sediments samples were analysed for presence of benthic foraminifers. The samples were extracted from deep sea water between 160- 630 m, in the Magellan Strait, Chilean Patagonia. A total of 885 specimens were found, 810 benthic foraminifers were included on 44 calcareus species and 8 aglutinated species. Only two samples had a relative large number of foraminifers (520 y 630 m) with the presence of: Globocassidulina subglobosa, Cassidulina laevigata, Trifarina angulosa, Anornalina vermiculata, Discorbina isabelleana, Cibicides dispars and C. fletcheri.
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Foraminíferos bentónicos, Protozoa
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Anales del Instituto de la Patagonia, Vol. 24, pp. 65-86, 1996.