 Hornibrook et al. 1989, Fig. 11.2a-b: 1.5 mm |
Reference: Hornibrook, Brazier & Strong 1989, p.49, Fig. 11:2a-b.
Synonymy: 1932, U.S. Natn. Mus. Proc. 70 art 14: 13, pl. 3, fig. 6a, b;
1966, Webb: 140, pl. 1, fig. 13a, b;
1971, Webb, N.Z. Jl. Geol. Geophys. 14(4): 795-828.
Description: Large, planispirally coiled, up to 14 chambers in last whorl, a distinct umbilicus, sutures gently incised, straight, test variable in inflation and content of walls but typically compressed and fine grained; internal subdivisions of chambers often are visible externally, aperture usually a low, arched slit in the terminal face.
Distribution: Haumurian to Teurian.
Comment: Often squashed and distorted.
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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