Tissint 29°28
Here is a very unusual fossil
this classification is not final
Canada (Northwest Territories
which is in an Amgan shallow subtidal siltstone/shale in the Jince Formation of the Czech Republic
30565 - Top Rare 0.47 Inch Stapeleyella inconstans Middle Ordovician Trilobite - UK Scombroclupea Tissint 29°28Stapeleyella, Whittard 1955 (trilobite) Trilobita Asaphida Trinucleidae PaleoDB taxon number: 20194 Parent taxon: Trinucleidae according to P. A. Jell and J. M. Adrain 2002 See also Sepkoski 2002 Sister taxa: Anebolithus, Bergamia, Bettonolithus, Botrioides, Cryptolithinae, Cryptolithoides, Cryptolithus, Deanaspis, Declivolithus, Decordinaspis, Famatinolithus, Furcalithus, Guandacolithus, Gymnostomix, Hanchungolithinae, Hanchungolithus, Incaia,