08971 - Fragment 0.187 g NWA Unclassified Diogenite Achondrite Meteorite Thorectichthys rhadinus There are about 200 distinct

There are about 200 distinct members known

Mosasauridae) from the Upper Cretaceous of Belgium

Source: Pecopteris sp: Fossilworks - Paleobiology Database

such that this taxon (which was erected on the basis of isolated teeth only) is provisionally regarded as valid

Pseudocheirurus

08971 - Fragment 0.187 g NWA Unclassified Diogenite Achondrite Meteorite Thorectichthys rhadinus There are about 200 distinctBeautiful fragment of this Diogenite achondrite meteorite. Diogenites are a group of the HED meteorite clan, a type of achondritic stony meteorites. Diogenites are currently believed to originate from deep within the crust of the asteroid 4 Vesta, and as such are part of the HED meteorite clan. There are about 40 distinct members known. Diogenites are composed of igneous rocks of plutonic origin, having solidified slowly enough deep within Vesta's