Petrobrasia ? gutta Krömmelbein & Weber, 1971

Fig. 11, 9a–c

1971 Petrobrasia ? gutta n. sp.—Krömmelbein & Weber, p. 40, pl. 7, fig. 29.

Diagnosis: A species of Petrobrasia with, in lateral view, a strongly bowed dorsal margin, a fairly strongly indented ventral margin and a pulled-down and distinctly narrowing posterior margin. Carapace in dorsal view stockily biconvex. Without distinctive sculpture.

Holotype: Carapace, BfB 7801.

Paratypes: Not deposited.

Dimensions: Holotype, length 0.79mm, height 0.48mm, width 0.35mm.