Rugoglobigerina ordinaria ( Subbotina 1953 )

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 : 82

Rugoglobigerina ordinaria ( Subbotina 1953)

Figs. 2 : 13-15; Figs. 6 : 1-3; Figs. 14 : 16-24

1953 Rotundina ordinaria Subbotina , p.166, pl.3, fig.3, pl.4, figs. 1, 6

1978 Rugoglobigerina ordinaria (Subbotina) Maslakova , p.111, pl.26, fig.4

Dimensions: D = 0,36-0,42 mm; d = 0,24-0,38 mm; g = 0,19-0,21mm

Remarks: With a moderate to low trochospiral side, with globular chambers, 4 to 5 on the last whorl this species differs from R. kelleri .

Occurrences: Țâța Valley, Pietrosița- Fieni area Stratigraphic distribution: Upper Maastrichtian Specimens: LPB.IV.12446

Figures

Fig. 2: 1-3 Rugoglobigerina pennyi Brönnimann 1952, Maastrichtian, Țâța Valley, Pietrosița, LPB.IV. 12417; 4-9 Rugoglobigerina subbotinae Maslakova 1978, Maastrichtian, Țâța Valley, LPB.IV. 12411; 10-12 Rugoglobigerina kingi Trujillo 1960 Maastrichtian, Țâța Valley, L.P.B.IV. 12450; 13- 15 Rugoglobigerina ordinaria (Subbotina 1953), Maastrictian, Țâța Valley, LPB.IV.12446; 16-21 Rugotruncana subglaessneri (Gandolfi 1955), Maatrichtian, Țâța Valley, PietroȘița, LPB.IV.12421, 22- 25 Rugotruncana subornata (Gandolfi 1955), Maatrichtian, Țâța Valley, LPB.IV.12440; 26-28 Rugotruncana subrugosa (Gandolfi 1955), Țâța Valley, LPB.IV. 12436; 29-31 Rugotruncana subhexacamerata (Gandolfi 1955), Maastrichtian, Țâța Valley, LPB.IV.12426; 32-34 Rugotruncana subcircumnodifer (Gandolfi 1955), Maastrichtian, Țâța Valley, LPB.IV.12431 (All specimens x 90).

Fig. 6: 1-3 Rugoglobigerina ordinaria (Subbotina 1953), Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12446; 4-6, 13-15 Rugotruncana subpennyi (Gandolfi 1955), Maastrichtian, Țâța Valley, PietroȘița, L.P.B.IV.12426; 7-9 Rugotruncana subrugosa (Gandolfi 1955), Maastrichtian, Țâța Valley, PietroȘița, L.P.B.IV.12420; 10-12 Rugoglobigerina beldingi Gandolfi 1955 Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12419; 16-21 Rugotruncana subloetterli (Gandolfi 1955), Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12423; 22- 24 Rugoglobigerina kelleri (Subbotina 1953), Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12451 (All specimens x 90).

Fig. 14: 1-3 Globotruncanella sarmientoi (Gandolfi 1955), Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12448; 4-12 Archaeoglobigerina blowi (Pessagno 1967), Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12449; 13-15 Rugoglobigerina pustulata Brönnimann 1952, Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12415; 16-24 Rugoglobigerina ordinaria (Subbotina 1953), Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12446; 25-29 Rugoglobigrerina kelleri (Subbotina 1953 Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12451; 30-31 Rugoglobigerina rotundata Brönnimann 1952 Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12416 (All specimens x 90).