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Neodiscorbinella ( Spanish; Castilian )

provided by wikipedia ES

Neodiscorbinella es un género de foraminífero bentónico de la familia Pegidiidae, de la superfamilia Discorboidea, del suborden Rotaliina y del orden Rotaliida.[1][2]​ Su especie tipo es Neodiscorbinella circinata. Su rango cronoestratigráfico abarca el Holoceno.

Discusión

Clasificaciones previas incluían Neodiscorbinella en la familia Discorbidae.[3]

Clasificación

Neodiscorbinella incluye a las siguientes especies:[4][5]

Bibliografía

  1. Loeblich, A.R., Jr. y Tappan, H. (1992). Present Status of Foraminiferal Classification. Studies in Benthic Foraminifera en Benthos'90, Sendai (1990), Tokai University Press, 93-102.
  2. World Modern Foraminifera Database, en http://www.marinespecies.org/foraminifera/index.php
  3. Loeblich, A.R., Jr. y Tappan, H. (1987). Foraminiferal genera and their classification. Van Nostrand Reinhold Company (ed.), 2 vol., 1-970, 1-212 + 847 láminas.
  4. Encyclopedia of the Life, en http://eol.org/
  5. Classifications Browser en http://www.ubio.org/browser/classifications.php?conceptID=13894357&expand=1&namebankID= Página 1 de 134
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Neodiscorbinella: Brief Summary ( Spanish; Castilian )

provided by wikipedia ES

Neodiscorbinella es un género de foraminífero bentónico de la familia Pegidiidae, de la superfamilia Discorboidea, del suborden Rotaliina y del orden Rotaliida.​​ Su especie tipo es Neodiscorbinella circinata. Su rango cronoestratigráfico abarca el Holoceno.

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Diagnosis

provided by World Register of Marine Species
Test ovate to auriculate in outline, spiral side weakly convex, umbilical side flat to concave, low trochospiral coil of one to one and a half whorls of rapidly enlarging chambers, four to four and a half chambers in the final whorl, an umbilical flap projecting from the margin of each chamber into the open umbilicus, curved and nearly flush sutures may grade imperceptably into the peripheral keel; wall calcareous, hyaline, translucent, distinctly perforate but with imperforate carina; aperture in a small looplike reentrant of the umbilical margin of the final chamber, those of earlier chambers remaining open into the umbilicus. Holocene; Mexico: Guadalupe Island, Fraile Bay, Gulf of California; USA: San Clemente Island, California. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification)

Reference

Loeblich, A. R.; Tappan, H. (1987). Foraminiferal Genera and their Classification. Van Nostrand Reinhold Company, New York. 970pp.

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Tomas Cedhagen [email]