 Hornibrook et al. 1989, Fig. 16.6a-b: 0.74 mm |
Reference: Hornibrook, Brazier & Strong 1989, p.97, Fig. 16:6a-b.
Synonymy: 1930, Eponides truempyi, J. paleont. 4(3): 287, pl. 24, fig. 9, 13, 14;
1939, Nuttallides subtruempyi, Finlay, Trans. Roy. Soc. NZ. 68: 521;
1958, N. truempyi, Belford, Contr. Cushman Found. foram. res. 19(4): 93-98, text-fig. 1, 2, pl. 18, fig. 1-13.
Description: Large, stout, smooth, strongly convex and involute ventrally with a large clear umbonal plug; gently convex and evolute dorsally, with a carinate periphery. Chambers with internal plates, forming supplementary chamberlets, about eight chambers in last whorl, ventral sutures strongly recurved; aperture simple at base of last chamber.
Distribution: Porangan to Bortonian.
Comment: N. truempyi is present also in the Eocene of Mexico, Trinidad, and the Caucasus. Smaller, more sharply carinate forms in the Dannevirke Series were described by Finlay as N. carinotruempyi and N. cretatruempyi.
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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