Nevillina: Brief Summary
(
Spanish; Castilian
)
provided by wikipedia ES
Nevillina es un género de foraminífero bentónico de la subfamilia Miliolinellinae, de la familia Hauerinidae, de la superfamilia Milioloidea, del suborden Miliolina y del orden Miliolida. Su especie tipo es Biloculina coronata. Su rango cronoestratigráfico abarca el Holoceno.
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Diagnosis
provided by World Register of Marine Species
Test pyriform in outline, early stage triloculine, later biloculine, and with adult chambers completely embracing the earlier ones, apertures of successive chambers alternately at opposite ends of the test, reflecting the early milioline arrangement; wall calcareous, imperforate, surface smooth or with transverse wrinkles; aperture terminal, a rounded opening surrounded by radiating slits between five to six arched ribs, the ribs joining in a ring that encircles the central opening. Holocene; Malay Archipelago; Indian Ocean. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification)
Loeblich, A. R.; Tappan, H. (1987). Foraminiferal Genera and their Classification. Van Nostrand Reinhold Company, New York. 970pp.
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