Peneroplis planatus (Fichtel and Moll, 1798)

Symphonia, Tabita K. & Senthil, Nathan D., 2019, Taxonomic notes on Recent Foraminifera from the Continental Shelf-Slope Region of Southwestern Bay of Bengal, East Coast of India, Palaeontologia Electronica (55 A) 22 (3), pp. 1-89 : 75

Peneroplis planatus (Fichtel and Moll, 1798)

Figure 22.7

1798 Nautilus planatus Fichtel and Moll , p. 91, pl. 16, figs. a-c, i; p. 93, pl. 16, figs. d-f; p. 94, pl. 16, figs. g, h.

2006 Peneroplis planatus (Fichtel and Moll) ; Oflaz, p. 186, pl. 5, figs. 4-5, pl. 11, fig. 9.

2008 Peneroplis planatus (Fichtel and Moll) ; Yalçin, Meriç, Avşar, Tetiker, Barut, Yilmaz, and Dinçer, p. 370, pl. 3, figs. 11-16.

2012 Peneroplis planatus (Fichtel and Moll) ; Debenay, p. 114.

Description. Test flattened, wall calcareous, surface ornamented with numerous grooves placed at right angles to the sutures, umbilical region depressed, devoid of ornamentation; chambers distinct, coiling involute and planispiral chamber arrangement initially, final whorl spreading out later, rapidly increasing in size as added; sutures somewhat depressed; aperture a row of irregular, circular openings.

Figures

FIGURE 22. 1-2, Spiroloculina parvula Chapman, 1902 in dorsal view (scale equals 300 μm) (1); and in ventral view (scale equals 300 μm) (2). 3-4, Spiroloculina subimpressa Parr, 1950 in dorsal view (scale equals 300 μm) (3) and in ventral view (scale equals 300 μm) (4). 5, Miliolid sp. in dorsal view (scale equals 200 μm). 6, Peneroplis pertusus (Forskål, 1775) in dorsal view (scale equals 500 μm). 7, Peneroplis planatus (Fichtel and Moll, 1798) in dorsal view (scale equals 500 μm). 8, Monalysidium confusa (McCulloch, 1977) in dorsal view (scale equals 500 μm). 9-10, Edentostomina cultrata (Brady, 1881) in dorsal view (scale equals 1 mm) (9) and in ventral view (scale equals 500 μm) (10). 11-12, Edentostomina rupertiana (Brady, 1881) in dorsal view (scale equals 500 μm) (11) and in dorsal view (scale equals 500 μm) (12). 13-14, Planispirinella exigua (Brady, 1879b) in dorsal view (scale equals 500 μm) (13) and in ventral view (scale equals 200 μm) (14). 15, Alveolinella quoii (d’Orbigny, 1826) in dorsal view (scale equals 500 μm). 16, Borelis melo (Fichtel and Moll, 1798) in dorsal view (scale equals 300 μm).