Discretella, Orchard, 2005

Leu, Marc, Bucher, Hugo, Vennemann, Torsten, Bagherpour, Borhan, Ji, Cheng, Brosse, Morgane & Goudemand, Nicolas, 2022, A Unitary Association-based conodont biozonation of the Smithian-Spathian boundary (Early Triassic) and associated biotic crisis from South China, Swiss Journal of Palaeontology (19) 141 (1), pp. 1-61 : 47

Discretella ? n. sp. D

Fig. 26 AB, AC.

2014 Genus gen. indet. D; Maekawa & Igo in Shigeta et al., p. 269, figs. 193.8–9.

Holotype. Specimen illustrated in Fig. 26 AB.

Number of specimens:>20

Diagnosis. Same P 1 element as in Discretella ? n. sp. C except it bears no anterior process.

Remarks. As for Discretella ? n. sp. B and C (see above) the generic assignment of these forms is uncertain and may deserve a new genus name, especially given that the present taxa bear neither posterior nor anterior denticles. Occurrence. Laren road cut, Luolou Formation, Smithian age, Nanpanjiang basin, South China (this paper); North-eastern Vietnam, Novispathodu s ex gr. waageni Zone between Flemingites rursiradiatus beds and Urdyceras tulongensis beds and within the Owenites koeneni beds, Bac Tuy Formation ( Shigeta et al., 2014).

Figures

Fig. 26 (See legend on previous page.)