Bairdia subfusiformis Hamilton, 1942

Fig. 7O

Bairdia subfusiformis Hamilton, 1942: pl. 110, figs 8a–b.

Bairdia subfusiformis – Sohn 1960: 32.

Material examined

USA • 1 left valve; Guadalupe Mountains, West Texas, Williams Ranch Member, Cutoff Formation, Quarry section, sample GM1; Roadian, Middle Permian; MNHN.F. F63415 • 1 left valve; Guadalupe Mountains, West Texas, Williams Ranch Member, Cutoff Formation, Quarry section, sample GM1, Roadian; MNHN.F. F63658 • 1 left valve; same locality as for preceding; ‘ McKittrick Canyon’ Member, Bell Canyon Formation, sample 4 (GM5); Capitanian, Middle Permian; MNHN.F. F63490 .

Occurrence

Glass Mountains, West Texas, USA, Roadian, Middle Permian (Hamilton 1942); sample GM1, Quarry section, Williams Ranch Member, Cutoff Formation, Roadian; sample 4 (GM5), MKCS1 section, ‘McKittrick Canyon’ Member, Bell Canyon Formation, Capitanian; Guadalupe Mountains, West Texas, USA, Middle Permian (this work).