Sigmoihauerina bradyi (Cushman, 1917)

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 : 60

Sigmoihauerina bradyi (Cushman, 1917)

Figure 16.16

1917 Hauerina bradyi Cushman ; p. 62, pl. 23, fig. 2.

2006 Sigmoihauerina bradyi (Cushman) ; Oflaz, p. 170, pl. 3, fig. 9.

Description. Test very much flattened, broadly ovate, wall calcareous, imperforate, surface strongly pitted; chambers compressed, final chambers slightly inflated, overlapping the earlier chambers, quinqueloculine chamber arrangement initially, later planispirally arranged; periphery rounded, sutures distinct, slightly depressed; aperture terminal, elliptical with a trematophore.

Figures

FIGURE 16. 1, Clavulina angularis d’Orbigny, 1826 in dorsal view (scale equals 300 μm). 2-3, Martinottiella cylindrica (d’Orbigny, 1852) in dorsal view (scale equals 1 mm) (2) and in apertural view (scale equals 200 μm) (3). 4, Pseudoclavulina serventyi (Chapman and Parr, 1935) in dorsal view (scale equals 500 μm). 5, Hyperammina friabilis Brady, 1884 in dorsal view (scale equals 1 mm). 6-7, Lagenammina difflugiformis (Brady, 1879a) in dorsal view (scale equals 300 μm) (6) and in apertural view (scale equals 200 μm) (7). 8, Psammosphaera fusca Schulze, 1875 in dorsal view (scale equals 200 μm). 9-10, Adelosina longirostra (d’Orbigny, 1826) in dorsal view (scale equals 200 μm) (9) and in ventral view (scale equals 200 μm) (10). 11-12, Adelosina pulchella (d’Orbigny, 1826) in dorsal view (scale equals 200 μm) (11) and in ventral view (scale equals 300 μm) (12). 13, Cribrolinoides curta (Cushman, 1917) in dorsal view (scale equals 200 μm). 14, Miliammina fusca (Brady, 1870) in dorsal view (scale equals 200 μm). 15, Pseudohauerinella orientalis (Cushman, 1946) in dorsal view (scale equals 200 μm). 16, Sigmoihauerina bradyi (Cushman, 1917) in dorsal view (scale equals 200 μm). 17, Agglutinella arenata (Said, 1949) in dorsal view (scale equals 500 μm).