Rugotruncana subpennyi ( Gandolfi 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 : 86-90

Rugotruncana subpennyi ( Gandolfi 1955)

Figs. 6 : 13-15; Figs. 7 : 1-6, 10-15, 22-27; Figs. 8 : 10-12;

Figs. 9 : 13-21, Figs. 13 : 1-3

1955 Globotruncana (Rugoglobigerina) pennyi subpennyi Gandolfi , p.73, fig.7

1967 Rugotruncana subpennyi (Gandolfi) Pessagno , p. 370, pl.76, figs.12-14

Dimensions: D = 0,36- 0,26 mm; d = 0,40- 0,32 mm; g = 0,22 mm

Remarks: This species differs from Rugotruncana subrugosa by the presence of a double peripheral keel and the radial costellae on the umbilical side is flat or very low trochospiral without a typical ornamentation.

Occurrences: Țâța Valley, Pietrosița- Fieni area Stratigraphic distribution: Upper Maastrichtian Specimens: LPB.IV. 12426

Figures

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. 7: 1-6, 10-15, 22-27 Rugotruncana subpennyi (Gandolfi 1955), Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12446; 7-9 Rugoglobigerina rugosa (Plummer1926), Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12411; 16-18 Globotruncanella saratogensis (Applin, 1920), Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12441; 19-21, 24-29 Rugotruncana subglaessneri (Gandolfi 1955), Maastrichtian, Țâța Valley, PietroȘița, LPB.IV. 12421 (All specimens x 90).

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).

Fig. 9: 1-6 Globotruncanella havanensis (Voorwjik 1937) emend. Brönnimann & Brown 1955, Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12429; 7-9 Globotruncanella petaloidea (Gandolfi 1955), Maastrichtian, Țâța Valley, PietroȘița, L.P.B.IV.12428; 10-12 Globotruncanella pshadae (Keller 1946), Maastrichtian, Țâța Valley, PietroȘița, L.P.B.IV.12427; 13-21 Rugotruncana subpenny (Gandolfi, 1955), Maastrichtian, Țâța Valley, PietroȘița, L.P.B.IV.12426; 22-24 Rugotruncana subloetterli (Gandolfi 1955), Maastrichtian, Țâța Valley, PietroȘița, L.P.B.IV.12423; 25-27 Rugotruncana subcircumnodifer (Gandolfi 1955), Maastrichtian, Țâța Valley, PietroȘița, L.P.B.IV.12439 (All specimens x 90).

Fig. 13: 1-3 Rugotruncana subpennyi (Gandolfi 1955), Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12426; 4-6 Rugotruncana subhexacamerata (Gandolfi 1955), Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12422; 7-12 Archaeoglobigerina blowi Pessagno 1967, Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12441; 13-15 Globotruncanella pshadae (KELLER 1946), Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12427; 16-18 Rugoglobigerina kelleri (Subbotina 1953), Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12451; 19-26 Globotruncanella sarmientoi (Gandolfi 1955), Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12448 (All specimens x 90).