00446 - Impressive Unusual 12.2 Inch Onchopristis Rostral Bone With Barbs Dyrosaurus phosphaticus The main assemblage of vertebrate

The main assemblage of vertebrate fossils of the Paleogene sector present there is composed by sharks

Impressive specimen with the natural association of 2 brittlestars of the genus Ophiura

The rock can be easily removed with a meticulous work with a micro-jack-hammer

You can also see a partially disarticulated calyx with its corresponding arms

It comes from the Paleocene materials of the Ouled Abdoun Basin

00446 - Impressive Unusual 12.2 Inch Onchopristis Rostral Bone With Barbs Dyrosaurus phosphaticus The main assemblage of vertebrateThis is an impressive and unusual piece. It is the rostral bone of the giant sawfish Onchopristis numidus. The rostral barbs of this enormous sawfish are relatively common in the Cretaceous quarries in the South of Morocco. However, the preservation of the rostrum is something absolutely exceptional. This rostral bone does not have restorations or reparations. Additionally, we have 12 rostral barbs of the same species which we sell with it. They do