30137 - Extremely Rare 0.57 Inch Pyritized Weberides Carboniferous Trilobite - UK Brachyaspidion sulcatum Anetoceras multicostatum

Anetoceras multicostatum

Abbreviation: NWA 10023

Petrography: This chondritic breccia consists of about 75 vol% matrix with unequilibrated and equilibrated L-chondrite clasts (up to 5

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Samples (polished thin-sections) also were studied under scanning electron microscope (Research Technical Services – UA)

30137 - Extremely Rare 0.57 Inch Pyritized Weberides Carboniferous Trilobite - UK Brachyaspidion sulcatum Anetoceras multicostatumWeberides, Reed 1942 (trilobite) Trilobita Proetida Proetidae PaleoDB taxon number: 21408 Parent taxon: Proetidae according to P. A. Jell and J. M. Adrain 2002 See also Sepkoski 2002 Sister taxa: Aayemenaytcheia, Ameropiltonia, Analocaspis, Archegonus, Australokaskia, Basidechenella, Belgibole, Benesovella, Bohemiproetus, Bollandia, Breviphillipsia, Carbonocoryphe, Carbonoproetus, Chaunoproetus, Chlupacula, Chuanqianoproetus, Comptonaspis,