Petrobrasia ? gibbosa Krömmelbein, 1965

Fig. 8, 3a–c

1965a Petrobrasia ? gibbosa n. sp.—Krömmelbein, p. 196–197, pl. 15, fig. 21.

Diagnosis: A fairly large species (over 1mm carapace length) with a smooth carapace surface and a raised dorsal margin like a hump. (Because of strong deviation from the type species of the genus, the species is placed in Petrobrasia only with reservations).

Holotype: Carapace, SMF Xe 5367.

Paratypes: 2 carapaces, SMF Xe 5368 .

Dimensions: Holotype, length 1.09mm, height 0.65mm.