Description

Species: cf. Xiphogonium sp. [See Proetidae on Wikipedia]
Age: Devonian
Locality: Morocco

Measurements: c. 25 mm long (trilobite) – c. 11.5 × 7.5 × 4 cm (matrix)
Weight: 496 g (box included)

A few specimens of an apparently undescribed Xiphogonium recently showed up. This specimen differs from them by the presence of two very short thoracic spines close to the pygidium. These spines are much longer in the majority of the other specimens.