Acratia sinuata (Kozur, 1991)

Fig. 7K

Cooperuna sinuata Kozur, 1991: 107–108, pl. 21 fig. 2.

Material examined

USA • 1 left valve; Guadalupe Mountains, West Texas, Williams Ranch Member, Cutoff Formation, Quarry section, sample GM1; Roadian, Middle Permian; MNHN.F. F63411 • 1 complete carapace, 2 valves; Guadalupe Mountains, West Texas, Williams Ranch Member, Cutoff Formation, Quarry section, samples GM1, GM4; Roadian, Middle Permian; MNHN.F. F63487 .

Occurrence

Bükk Mountains, Hungary, Early Wuchiapingian, Late Permian (Kozur 1991); samples GM1, GM4, Quarry section, Williams Ranch Member, Cutoff Formation, Guadalupe Mountains, West Texas, USA, Roadian, Middle Permian (this work).