Rugotruncana tilevi Brönnimann & Brown 1955

Neagu, Theodor, 2016, Micropaleontological Study Of The Gura Beliei Red Marls Formation From The Pietroșița Area (Turonian - Maastrichtian). Part Iii Campanian-Maastrichtian Planktonic Foraminifera, Acta Palaeontologica Romaniae 12 (2), pp. 67-91 : 86

Rugotruncana tilevi Brönnimann & Brown 1955

Figs. 8 : 19-21

1955 Rugotruncana tilevi Brönnimann & Brown , p.547, pl.22, figs.1-3

Dimensions: D = 0,40 - 0,36 mm; d = 0,36 mm; g = 0,14 mm

Remarks: Presence of a double keel and the radial disposition of the costellae particularly on the umbilical side are the features which make the difference from the Rugotruncana subrugosa Gandolfi.

Occurrences: Țâța Valley, Pietrosița- Fieni area Stratigraphic distribution: Upper Maastrichtian Specimens: LP B.IV. 12436

Figures

Fig. 8: 1-3 Globotruncanella coarctata (Bolli 1957), Maastrichtian, Țâța Valley, PietroȘița, L.P.B.IV.12437; 4-6 Globigerinella glaessneri (Gandolfi 1955), Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12418; 7-9 Archaeoglobigerina blowi Pessagno 1967, Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12449; 10-12 Rugotruncana subpenny (Gandolfi l955), Maastrichtian, Țâța Valley, PietroȘița, L.P.B.IV.12426; 13-18 Rugoglobigerina kelleri (Subbotina 1953), Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12451; 19-21 Rugotruncana tilevi Brönnimannn & Brown 1955, Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12436; 22-27 Abatomphalus pessagnoi (Longoria 1973), Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12434 (All specimens x 90).