Rugotruncana subglaessneri ( 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 : 90

Rugotruncana subglaessneri ( Gandolfi 1955)

Figs. 2 : 16-21; Figs. 7 : 19-21, 24-29; Figs. 10 : 22-27;

Figs. 12 : 7-9

1955 Rugoglobigerina glaessneri subglaessneri Gandolfi , p.51, pl.3, fig. 9 a-c

Dimensions: D = 0,26- 0,15 mm;d = 0,24- 0,15 mm Remarks: specimens from the Țâța Valley has the general aspect (in all respect) with Gandolfi's species by four to five chambers in the last whorls, high protruding (in aspect) periphery fairly petaloid with a finely beading diverging double keel; the umbilical chambers moderate inflated and as usual, ornate by radial costellae or rough.

Occurrences: Țâța Valley, Pietrosița- Fieni area Stratigraphic distribution: Maastrichtian

Specimens: LPB.IV. 12421

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. 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. 10: 1-15 Globotruncanella havanensis (Voorwjik 1937) emend. Brönnimann & Brown 1955, Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12429; 16-21 Abatomphalus sp.cf. A.intermedius, Maastrichtian, Țâța Valley, PietroȘița, LPB.IV.12434; 22- 27 Rugotruncana subglaessneri (Gandolfi 1955), Maastrichtian, Țâța Valley, PietroȘița, LPB. IV. 12421; 28-30 Rugotruncana subhexacamerata (Gandolfi 1955), Maastrichtian, Țâța Valley, PietroȘița, L.P.B. IV. 12422 (All specimens x 90).

Fig. 12: 1-3 Gansserina gansseri (Bolli 1951), Maastrichtian, Țâța Valley, PietroȘița, LPB. IV. 12442; 4-6 Gansserina wiedenmayeri (Gandolfi 1955), Maastrichtian, Țâța Valley, PietroȘița, LPB. IV. 12431; 7-9 Rugotruncana subglaessneri (Gandolfi 1955), Maastrichtian, Țâța Valley, PietroȘița, LPB. IV. 12421; 10-16 Abatomphalus mayaroensis (Bolli 1951), Maastrichtian, Țâța Valley, PietroȘița, LPB. IV. 12433; 17-19 Globotruncanella havanensis (VOORWJIK 1937) emend. Brönnimann & Brown 1955, Maastrichtian, Țâța Valley, PietroȘița, L.P.B. VI. 12429 (All specimens x 90).