Nonionoides elongatum (d'Orbigny, 1852)

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 : 28

publication ID

https://doi.org/ 10.26879/811

DOI

https://doi.org/10.5281/zenodo.11073665

persistent identifier

https://treatment.plazi.org/id/03F787AB-FFF1-FFAE-687C-FF50FB1E5EB7

treatment provided by

Felipe

scientific name

Nonionoides elongatum (d'Orbigny, 1852)
status

 

Nonionoides elongatum (d'Orbigny, 1852) View in CoL

Figure 7.16 View FIGURE 7. 1-2

1852 Nonionina elongata d’Orbigny , p. 3, fig. 4.

1999 Nonion elongatum (d’Orbigny) ; Nigam and Khare, p. 298, pl. 6, fig. 6.

2014 Nonion elongatum (d’Orbigny) ; Panchang and Nigam, pl. 39, fig. 12a-c.

Description. Test elongate, biumbilicate, wall finely perforate, surface smooth, umbilical portion depressed, papillated, granular pustules to some extent along the sutures and the apertural face; chambers distinct, many, increasing rapidly in size as added, coiling involute; periphery broadly rounded, sutures distinct, slightly depressed and curved; aperture a interiomarginal, narrow, low arch opening on the apertural face.

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