Borelis melo (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 : 76

Borelis melo (Fichtel and Moll, 1798)

Figure 22.16

1798 Nautilus melo Fichtel and Moll , p. 118.

2013 Borelis melo (Fichtel and Moll) ; Jones, p. 35, pl. 1, fig. 16.

Description. Test subrounded, side view spherical, wall calcareous, imperforate, surface ornamented with horizontal ribs, faint pustules in between low undulating ridges placed along the chamberlet sutures; chambers planispirally arranged, many chamberlets in adults, coiling involute; periphery rounded, sutures well depressed; aperture a series of subrounded to irregularly quadrangular openings placed in a row on the apertural face.

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).