First described by Norwood and Pratten in 1855, Shansiella carbonaria is a very common fossil gastropod. The species existed from 306.95 until 295 million years ago. The genus Shansiella, first described by Yin in 1932, existed from 360.7 until 254 million years ago. The genus described after the species isRead More →
This is an exciting post, as it starts to describe what may become a new species of Mourlonia. The genus Mourlonia has a wide geologic time range, from 466 MYA to recent, marked as 0.012 MYA. Several examples have been defined from Carboniferous, and I am spending time now researchingRead More →
This specimen is lower crowned than recent ones collected. It is also heavily covered in a white substance that may be mineral aragonite or something else. This being my 11th tooth specimen, I may start reporting on these in groups. The bottom right of the below photo has a pieceRead More →