Trifarina angulosa (Williamson, 1858)

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 : 37

publication ID

https://doi.org/ 10.26879/811

DOI

https://doi.org/10.5281/zenodo.11073746

persistent identifier

https://treatment.plazi.org/id/03F787AB-FFCE-FF91-6A13-FB1FFEDF5B52

treatment provided by

Felipe

scientific name

Trifarina angulosa (Williamson, 1858)
status

 

Trifarina angulosa (Williamson, 1858) View in CoL

Figure 9.23 View FIGURE 9. 1-2

1858 Uvigerina angulosa Williamson , p. 67, pl. 5, fig. 140.

2003 Trifarina angulosa (Williamson) ; Murray, p. 26, fig. 10.5.

2010 Angulogerina angulosa (Williamson) ; Margreth, p. 118, pl. 29, fig. 6a-b.

2012 Trifarina angulosa (Williamson) ; Debenay, p. 182.

2012 Angulogerina angulosa (Williamson) ; Milker and Schmiedl, p. 90, fig. 21.2-4.

2014 Angulogerina angulosa (Williamson) ; Panchang and Nigam, pl. 27, fig. 22.

Description. Test elongate, cross section triangular, wall calcareous, perforate, surface ornamented with thick, long striae; initial chamber arrangement triserial, later biserially arranged; periphery carinate, sutures limbate and depressed; aperture terminal, ovate, at the end of a short neck, bordered by a rim.

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