This is a nicely preserved Paraseminotus labordei from the triassic layers in Madagascar. This is not the biggest Paraseminotus you can find but the quality is exceptional and the nodule is perfect. This unique piece is both positive and negative.

Paraseminotus labordei

Lower Triassic (252.17 - 247.2 mil y)

Madagascar

210 mm - 8.3"

Very good