Taxonomic notes on Recent Foraminifera from the Continental Shelf-Slope Region of Southwestern Bay of Bengal, East Coast of India Author Symphonia, Tabita K. Author Senthil, Nathan D. text Palaeontologia Electronica 2019 55 A 2019-09-30 22 3 1 89 http://dx.doi.org/10.26879/811 journal article 10.26879/811 1094-8074 10961656 Pyrgo inornata (d’Orbigny, 1846) Figure 20.4 1846 Biloculina inornata d’Orbigny , p. 266, pl. 16, figs. 7-9. 2010 Pyrgo inornata (d’Orbigny) ; Margreth, p. 103, pl. 9, fig. 2a-c. 2012 Pyrgo inornata (d’Orbigny) ; Debenay, p. 117. Description. Test nearly spherical, outline round, wall porcelaneous, surface smooth; chambers inflated, biconvex, coiling involute, biloculine chamber arrangement; periphery rounded; aperture terminal, oval, bordered by a thick lip, with a broad, flap-like tooth.