Ammodiscus cretaceus ( Reuss, 1845 )

Besen, Richard M., Struck, Ulrich & Seibertz, Ekbert, 2021, Albian to Turonian agglutinated foraminiferal assemblages of the Lower Saxony Cretaceous sub-basins - implications for sequence stratigraphy and paleoenvironmental interpretation, Fossil Record 24 (2), pp. 395-441 : 406

Ammodiscus cretaceus ( Reuss, 1845)

Fig. 6l

1845. Operculina cretacea Reuss , p. 35, pl. 13, figs 64–65.

1934. Ammodiscus cretacea (Reuss) ; Cushman, p. 608, pl. 21, figs. 3a–b.

1990. Ammodiscus cretaceus (Reuss) ; Kuhnt, p. 310, pl. 1, figs. 2–3.

2005. Ammodiscus cretaceus (Reuss) ; Kaminski and Gradstein, p. 145, pl. 14, figs 1a–10.

2011. Ammodiscus cretaceus (Reuss) ; Kaminski et al., p. 84, pl. 1, fig. 9.

Material

A total of 107 specimens from the Baddeckenstedt section, 100 specimens from the Söhlde section, 52 specimens from the Wunstorf Wu2010/1 core, 88 specimens from the Wunstorf Wu2010/3 core, and 159 specimens from the Wunstorf Wu2010/4 core.

Occurrence

Common to very rare.

Figures

Figure 6. Late Albian to Turonian agglutinated foraminifera from the Lower Saxonian Cretaceous; scale bars are 100 µm. (a) Saccammina grzybowski, Wunstorf Wu2010/1, 54.00 m. (b) Psammosphaera fusca, Wunstorf Wu2010/1, 59.05 m. (c) Tipeammina elliptica, Söhlde section, 31.00 m. (d–e) Tipeammina sp. 1, Wunstorf Wu2010/4, 43.30m. (f) Hyperammina gaultina, Wunstorf Wu 2010/4, 48.20 m. (g–h) Ammolagena clavata, two specimens sticking together, Wunstorf Wu2010/3, 25.50 m. (i) Ammolagena contorta, possibly previously attached on an inoceramid prism, Wunstorf Wu2010/4, 38.20 m. (j) Caudammina ovula, Söhlde section, 31.00m. (k) Subreophax scalaris, Wunstorf Wu2010/1, 69.10 m. (l) Ammodiscus cretaceus, Wunstorf Wu 2010/4, 48.20 m. (m) Ammodiscus glabratus, Wunstorf Wu2010/1, 54.65m. (n) Ammodiscus peruvianus, Wunstorf Wu2010/1, 54.00 m. (o) Ammodiscus tenuissimus, Wunstorf Wu2010/4, 43.30 m. (p) Glomospira diffundens, Wunstorf Wu2010/1, 49.05 m. (q) Glomospira gordialis, Wunstorf Wu 2010/3, 66.05 m. (r) Repmanina charoides, Wunstorf Wu2010/4, 38.20m. (s) Lituotuba lituiformis, Wunstorf Wu 2010/4, 48.95m. (t) Rzehakina minima, Wunstorf Wu2010/1, 54.80 m.