Xestoleberis, Sars, 1928

Antonietto, Lucas Silveira, Carmo, Dermeval Aparecido do, Viviers, Marta Claudia, Neto, João Villar Queiroz & Hunt, Gene, 2016, Ostracoda (Arthropoda, Crustacea) from the Riachuelo Formation, Sergipe-Alagoas Basin, Brazil, Upper Aptian-Albian, European Journal of Taxonomy 244, pp. 1-57 : 28

Xestoleberis ? sp. 2

Fig. 7 A–C

Material examined

BRAZIL: 1-US-1 well, Laranjeiras Municipality, Sergipe State (depth of 861 m); Estre outcrop, Rosário do Catete Municipality, Sergipe State (sample MP-1423), approximate coordinates 10°41' S, 37°02' W; Porto dos Barcos 3 outcrop, Riachuelo Municipality, Sergipe State (sample MP-1460), approximate coordinates 10°43' S, 37°10' W.

Measurements

Hypotype (CP-697): carapace: length = 0.52 mm, height = 0.28 mm, width = 0.25 mm.

Hypotype (CP-735): left valve: length = 0.58 mm, height = 0.30 mm.

Remarks

For uncertainties in the generic diagnosis, see remarks on Xestoleberis ? sp. 1. Xestoleberis ? sp. 2 differs from the former by its larger size and sturdier general layout, both in lateral and dorsal views.

Paleoecology and distribution

Xestoleberis ? sp. 2 is a marine, inner shelf species occurring in the Taquari Member, Riachuelo Formation, Sergipe-Alagoas Basin, Brazil, middle Albian, Aracajuia benderi zone (MSA-0), Praebythoceratina amsittenensis subzone (MSA-0.3).