Austrotindaria svalbardensis Foster & Danise & Twitchett 2017, sp. nov. ...

• Main Authors: Foster, William J., Danise, Silvia, Twitchett, Richard J.
• Format: Text
• Language: unknown
• Published: Zenodo 2016
• Subjects: Biodiversity; Taxonomy; Animalia; Mollusca; Bivalvia; Nuculanida; Neilonellidae; Austrotindaria; Austrotindaria svalbardensis; Alberti; Hofmann; Juv; Silvia; Svalbard; The Beak
• Online Access: https://dx.doi.org/10.5281/zenodo.10903517; https://zenodo.org/doi/10.5281/zenodo.10903517

Austrotindaria svalbardensis sp. nov. (Fig. 6) 1864 Anoplophora fassaensis (Wissmann); Alberti: 137, pl. 3, fig. 8. 1930 Nucula sp. juv. ind; Spath: 53, pl. 7, fig. 12. 2013a Unionites fassaensis (Wissmann); Hofmann et al.: 887, fig. 8, 17–18. 2015 Unionites cf. fassaensis; Hautmann et al.: 890, fig. 10H. Diagnosis. Shell small, smooth except for concentric growth lines, subtrigonal, inequilateral, orthogyrate; taxodont hinge dentition with more posterior than anterior teeth, obtusely chevron-shaped teeth, hinge plate interrupted below the beak by an edentulous gap, a small rounded triangular pit below the edentulous gap; ligament opisthodetic. Holotype. Disarticulated right valve, NHMUK PI MB 1223, LD-04; length = 1.8 mm, height = 1.3 mm. Paratype. Disarticulated left valve, NHMUK PI MB 1231, LD-04; length = 1.5 mm, height = 1.0 mm. Other material. Twenty-one specimens from LD-04 (NHMUK PI MB 1190; NHMUK PI MB 1192–1193; NHMUK PI MB 1224–1230; NHMUK PI MB 1232– 1233; NHMUK PI MB 1235–1236; NHMUK PE PEI ... : Published as part of Foster, William J., Danise, Silvia & Twitchett, Richard J., 2017, A silicified Early Triassic marine assemblage from Svalbard, pp. 851-877 in Journal of Systematic Palaeontology 15 (10) on pages 860-861, DOI: 10.1080/14772019.2016.1245680, http://zenodo.org/record/10883052 ...