Pileolina patelliformis (Brady, 1884)

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 : 46

Pileolina patelliformis (Brady, 1884)

Figure 12.17-19

1884 Discorbis patelliformis Brady , p. 647, pl. 88, fig. 3a-c.

2010 Glabratella patelliformis (Brady) ; Margreth, p. 120, pl. 32, fig. 3a-c.

2012 Pileolina patelliformis (Brady) ; Debenay, p. 208.

2012 Pileolina patelliformis (Brady) ; Milker and Schmiedl, p. 102, fig. 23.16-17.

Description. Test subtriangular, planoconvex, wall calcareous, densely perforate on the spiral side and finely perforate on the umbilical side, surface rough, umbilical side depressed, ornamented with radiating pustules; chambers long, narrow and semicircular, spiral side strongly convex, conical with a bluntly pointing apex, gradually increasing in size as added, umbilical side flattened, arranged trochospirally, coiling evolute; periphery rounded, sutures curved on the spiral side; aperture an interiomarginal, low slit-like opening.

Figures

FIGURE 12. 1-2, Lobatula lobatula (Walker and Jacob, 1798) in dorsal view (scale equals 400 μm) (1) and in ventral view (scale equals 100 μm) (2). 3-4, Cymbaloporetta bradyi (Cushman, 1915) in dorsal view (scale equals 200 μm) (3) and in ventral view (scale equals 300 μm) (4). 5, Riminopsis asterizans (Fichtel and Moll, 1798) in dorsal view (scale equals 200 μm). 6-7, Hansenisca soldanii (d’Orbigny, 1826) in dorsal view (scale equals 200 μm) (6) and in ventral view (scale equals 100 μm) (7). 8, Operculina ammonoides (Gronovius, 1781) in dorsal view (scale equals 1 mm). 9, Operculina bartschi Cushman, 1921 in dorsal view (scale equals 1 mm). 10, Operculina complanata (Defrance, 1822) in dorsal view (scale equals 500 μm). 11, Operculina discoidalis d’Orbigny, 1826 in dorsal view (scale equals 500 μm). 12, Operculina elegans Cushman, 1921 in dorsal view (scale equals 1 mm). 13, Operculina granulosa Leymerie, 1846 in dorsal view (scale equals 500 μm). 14, Operculina hardiei d’Archiac and Haime, 1853 in dorsal view (scale equals 500 μm). 15, Heterostegina depressa d’Orbigny, 1826 in dorsal view (scale equals 300 μm). 16, Planostegina operculinoides (Hofker, 1927) in dorsal view (scale equals 1 mm). 17-19, Pileolina patelliformis (Brady, 1884) in dorsal view (scale equals 200 μm) (17); in lateral view (scale equals 100 μm) (18); and in ventral view (scale equals 100 μm) (19). 20, Planogypsina acervalis (Brady, 1884) in dorsal view (scale equals 500 μm). 21, Sphaerogypsina globulus (Reuss, 1848) in dorsal view (scale equals 300 μm).

FIGURE 13. 1, Stainforthia fusiformis (Williamson, 1858) in dorsal view (scale equals 200 μm). 2-3, Beella digitata (Brady, 1879a) in dorsal view (scale equals 300 μm) (2) and in ventral view (scale equals 300 μm) (3). 4-5, Globigerina bulloides d’Orbigny, 1826 in dorsal view (scale equals 200 μm) (4) and in ventral view (scale equals 200 μm) (5). 6-7, Globigerina falconensis Blow, 1959 in dorsal view (scale equals 100 μm) (6) and in ventral view (scale equals 200 μm) (7). 8-9, Globigerina quinqueloba Natland, 1938 in dorsal view (scale equals 200 μm) (8) and in ventral view (scale equals 200 μm) (9). 10-11, Globigerinella calida (Parker, 1962) in dorsal view (scale equals 200 μm) (10) and in ventral view (scale equals 100 μm) (11). 12-13, Globigerinella radians (Egger, 1893) in dorsal view (scale equals 200 μm) (12) and in ventral view (scale equals 200 μm) (13). 14-15, Globigerinella siphonifera (d’Orbigny, 1839) in dorsal view (scale equals 200 μm) (14) and in ventral view (scale equals 200 μm) (15). 16, Globigerinella siphonifera (d’Orbigny, 1839) in apertural view (scale equals 400 μm). 17-18, Globigerinoides conglobata (Brady, 1879a) in dorsal view (scale equals 400 μm) (17) and in ventral view (scale equals 400 μm) (18). 19-20, Globigerinoides rubra (d’Orbigny, 1839) in dorsal view (scale equals 200 μm) (19) and in ventral view (scale equals 200 μm) (20). 21, Orbulina universa d’Orbigny, 1839 in dorsal view (scale equals 400 μm).

FIGURE 14. 1-4, Globigerinoides sacculifera (Brady, 1877) in dorsal view (scale equals 500 μm) (1); in ventral view (scale equals 400 μm) (2); in dorsal view (scale equals 500 μm) (3); and in ventral view (scale equals 500 μm) (4). 5-6, Globigerinoides triloba (Reuss, 1850) in dorsal view (scale equals 400 μm) (5) and in ventral view (scale equals 400 μm) (6). 7-8, Globoturborotalita sp. in dorsal view (scale equals 100 μm) (7) and in ventral view (scale equals 100 μm) (8). 9-10, Sphaeroidinella dehiscens (Parker and Jones, 1865) in dorsal view (scale equals 400 μm) (9) and in ventral view (scale equals 400 μm) (10). 11, Candeina nitida d’Orbigny, 1839 in dorsal view (scale equals 100 μm). 12, Globigerinita glutinata (Egger, 1893) in dorsal view (scale equals 100 μm). 13-14, Globorotalia cultrata (d’Orbigny, 1839) in dorsal view (scale equals 100 μm) (13) and in ventral view (scale equals 100 μm) (14). 15-16, Globorotalia menardii (d’Orbigny, 1826) in dorsal view (scale equals 400 μm) (15) and in ventral view (scale equals 500 μm) (16). 17-18, Globorotalia tumida (Brady, 1877) in dorsal view (scale equals 500 μm) (17) and in ventral view (scale equals 500 μm) (18). 19-20, Globorotalia ungulata Bermúdez, 1961 in dorsal view (scale equals 300 μm) (19) and in ventral view (scale equals 200 μm) (20).

FIGURE 15. 1, Globorotalia neoflexuosa in dorsal view (scale equals 500 μm). 2-3, Neogloboquadrina dutertrei (d’Orbigny, 1839) in dorsal view (scale equals 200 μm) (2) and in ventral view (scale equals 300 μm) (3). 4-5, Neogloboquadrina incompta (Cifelli, 1961) in dorsal view (scale equals 100 μm) (4) and in ventral view (scale equals 100 μm) (5). 6-8, Pulleniatina obliquiloculata (Parker and Jones in Carpenter, Parker and Jones, 1862) in dorsal view (scale equals 200 μm) (6); in ventral view (scale equals 200 μm) (7); and in apertural view (scale equals 200 μm) (8). 9, Textularia agglutinans d’Orbigny, 1839a in dorsal view (scale equals 400 μm). 10, Textularia candeiana d’Orbigny, 1839a in dorsal view (scale equals 300 μm). 11, Textularia earlandi Parker 1952 in dorsal view (scale equals 1 mm). 12, Textularia fistula Cushman, 1911 in dorsal view (scale equals 300 μm). 13-14, Textularia granulata Costa 1855 in dorsal view (scale equals 400 μm) (13) and in apertural view (scale equals 200 μm) (14). 15, Textularia pala (Cžjžek, 1848) in dorsal view (scale equals 200 μm). 16, Textularia pseudogramen Chapman and Parr, 1937 in dorsal view (scale equals 200 μm). 17, Bigenerina nodosaria d’Orbigny, 1826 in dorsal view (scale equals 400 μm). 18, Sahulia conica (d’Orbigny, 1839) in dorsal view (scale equals 100 μm). 19, Sahulia kerimbaensis (Said, 1949) in dorsal view (scale equals 100 μm). 20, Karrerotextularia flintii (Cushman, 1911) in dorsal view (scale equals 100 μm). 21, Spirorutilus carinatus (d’Orbigny, 1846) in dorsal view (scale equals 100 μm).

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).

FIGURE 17. 1-2, Cycloforina semiplicata (McCulloch, 1977) in dorsal view (scale equals 500 μm) (1) and in ventral view (scale equals 500 μm) (2). 3-4, Flintina bradyana Cushman 1921 in dorsal view (scale equals 500 μm) (3) and in ventral view (scale equals 500 μm) (4). 5, Hauerina earlandi Rasheed, 1971 in dorsal view (scale equals 300 μm). 6- 7, Hauerina ornatissima (Karrer, 1868) in dorsal view (scale equals 100 μm) (6) and in ventral view (scale equals 100 μm) (7). 8, Lachlanella barnardi (Rasheed, 1971) in dorsal view (scale equals 400 μm). 9, Massilina laevigata (Cushman and Todd, 1944) in dorsal view (scale equals 500 μm). 10, Quinqueloculina agglutinans d’Orbigny, 1839a in dorsal view (scale equals 100 μm). 11-12, Quinqueloculina auberiana d’Orbigny, 1839a in dorsal view (scale equals 500 μm) (11) and in ventral view (scale equals 200 μm) (12). 13, Quinqueloculina bicarinata d’Orbigny, 1826 in dorsal view (scale equals 400 μm). 14-15, Quinqueloculina bosciana d’Orbigny, 1839a in dorsal view (scale equals 200 μm) (14) and in ventral view (scale equals 200 μm) (15). 16, Quinqueloculina exmouthensis Parker, 2009 in dorsal view (scale equals 400 μm).

FIGURE 18. 1-2, Quinqueloculina bubnanensis McCulloch, 1977 in dorsal view (scale equals 400 μm) (1) and in apertural view (scale equals 200 μm) (2). 3-4, Quinqueloculina delicatula Vella, 1957 in dorsal view (scale equals 400 μm) (3) and in apertural view (scale equals 300 μm) (4). 5, Quinqueloculina lamarckiana d’Orbigny, 1839 in dorsal view (scale equals 200 μm). 6, Quinqueloculina lizardi Baccaert, 1987 in dorsal view (scale equals 200 μm). 7, Quinqueloculina parkeri (Brady, 1881) in dorsal view (scale equals 300 μm). 8, Quinqueloculina parvula Schlumberger, 1894 in dorsal view (scale equals 300 μm). 9-11, Quinqueloculina philippinensis Cushman, 1921 in dorsal view (scale equals 400 μm) (9); in ventral view (scale equals 400 μm) (10); and in apertural view (scale equals 500 μm) (11). 12, Quinqueloculina schlumbergeri (Wiesner, 1923) in dorsal view (scale equals 300 μm). 13-14, Quinqueloculina seminula (Linnaeus, 1758) in dorsal view (scale equals 100 μm) (13) and in ventral view (scale equals 100 μm) (14). 15-17, Quinqueloculina subparkeri McCulloch, 1977 in dorsal view (scale equals 300 μm) (15); in apertural view (scale equals 200 μm) (16); and in ventral view (scale equals 200 μm) (17). 18, Quinqueloculina subpolygona Parr, 1945 in dorsal view (scale equals 400 μm). 19-20, Quinqueloculina sulcata Fornasini, 1900 in dorsal view (scale equals 500 μm) (19) and in ventral view (scale equals 300 μm) (20).

FIGURE 19. 1-2, Quinqueloculina undulose costata Terquem 1882 in dorsal view (scale equals 500 μm) (1) and in ventral view (scale equals 500 μm) (2). 3-4. Quinqueloculina venusta Karrer, 1868 in dorsal view (scale equals 500 μm) (3) and in ventral view (scale equals 400 μm) (4). 5, Quinqueloculina vulgaris d’Orbigny, 1826 in dorsal view (scale equals 100 μm). 6-8, Cribromiliolinella milletti (Cushman, 1954) in dorsal view (scale equals 500 μm) (6); in dorsal view (scale equals 400 μm) (7); and in dorsal view (scale equals 500 μm) (8). 9, Miliolinella circularis (Bornemann, 1855) dorsal view (scale equals 300 μm). 10-11, Miliolinella subrotunda (Montagu, 1803) in dorsal view (scale equals 100 μm) (10) and in ventral view (scale equals 200 μm) (11). 12-13, Miliolinella webbiana (d’Orbigny, 1839b) in dorsal view (scale equals 500 μm) (12) and in ventral view (scale equals 500 μm) (13). 14-16, Pseudotriloculina kerimbatica (Heron-Allen and Earland, 1939) in apertural view (scale equals 400 μm) (14); in dorsal view (scale equals 500 μm) (15); and in ventral view (scale equals 300 μm) (16). 17-18, Pseudotriloculina linneiana (d’Orbigny, 1839a) in dorsal view (scale equals 300 μm) (17) and in apertural view (scale equals 200 μm) (18).