 Hornibrook et al. 1989, Fig. 10.28a-b: 0.80 mm |
Reference: Hornibrook, Brazier & Strong 1989, p.50, Fig. 10:28a-b.
Synonymy: 1842, Nonionina globosa, Neues Jahrb. Mineral, Geo. & Geol. Petrenfactenkunde: 574.
1966, Webb: 264, pl. 13, fig. 4, text-fig. 58.
Description: Calcareous, large, trochospiral, biconvex and nearly spherical in overall shape; spiral side evolute, with gently curved, oblique sutures; umbilical side involute, with radial sutures; 6-8 chambers in final whorl; aperture with distinct lip.
Distribution: Mangaotanean to Haumurian.
Comment: Large, typical individuals appear in Upper Haumurian, with smaller forms occurring in Mangaotanean to Piripauan..
Cite this publication as: "Strong CP, Raine JI, Terezow M. 2018. Key
species of New Zealand fossil foraminifera: descriptions from "Manual of New
Zealand Permian to Pleistocene Foraminiferal Biostratigraphy" by Hornibrook,
Brazier and Strong, 1989. Lower Hutt (NZ): GNS Science. (GNS Science
miscellaneous series; 123)."
ISSN 1172-2886, ISBN 978-1-98-853088-8,
DOI 10.21420/G2M63W.
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