 Hornibrook et al. 1989, Fig. 18.12 (Holotype): 1.3 mm |
Reference: Hornibrook, Brazier & Strong 1989, p.93, Fig. 18:12 (Holotype).
Synonymy: 1939, Gyroidina allani, Trans. Roy. Soc. N.Z. 69(3): 323, pl. 28, fig. 134- 136;
1961, Gyroidinoides allani, Hornibrook, N.Z. Geol. Surv. paleont. bull. 34(1): 112, pl. 16, fig. 340-342.
Description: Distinguished by its large size, with about 11 chambers in the last whorl, smooth, evolute and gently convex dorsally, involute and strongly convex ventrally with prominent toothplates projecting into the large umbilicus.
Distribution: Common in greensands and limestones of the Landon Series.
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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