Undescribed Aglaspis sp. with Gut preserved
it comes from an old collection acquired in 2017
more infos about this elusive fauna
Weeks Formation located in Utah 499 Ma is one of the most interesting Cambrian Lagerstätte of the western USA. It preserves an exceptionally preserved fauna of deep water environment at the offshore margin of a carbonate platform. Weeks fauna differs significantly in composition from the other biotas of the Cambrian Series 3 of Utah. In This quarry studied for the first time from Charles Walcott you can find Trilobites but also a unusual non- trilobite fauna.
for more infos:
Lerosey-Aubril, Rudy & Gaines, Robert & Hegna, Thomas & Ortega-Hernández, Javier & Van Roy, Peter & Kier, Carlo & Bonino, Enrico. (2018). The Weeks Formation Konservat-Lagerstätte and the evolutionary transition of Cambrian marine life. Journal of the Geological Society. 175. 705-715. 10.1144/jgs2018-042.
Aglaspis sp. Cambrian Aglaspidida arthropod from Weeks formation
size: slab 8 cm x 11 cm animal 7, 2 cm!
restorations: No restorations 2 glued parts MUSEUM PIECE
legally acquired in accordance with the laws it comes from an old collection