30113 - Well Preserved 2.83 Inch Asaphus expansus Middle Ordovician Trilobite - Russia Libanopristis hiram long after it was commonly
Yard notes & kiln story
Description
long after it was commonly thought the two continents had separated
Acastoides
9 Fe/Mn=31±3 N=24
Search for other: Martian meteorites Comments: Approved 24 Oct 2011
stratigraphy and vertebrate assemblage
30113 - Well Preserved 2.83 Inch Asaphus expansus Middle Ordovician Trilobite - Russia Libanopristis hiram long after it was commonlyAsaphus expansus (Wahlenberg, 1821) Middle Ordovician, Upper Arenigian Kunda Regional Stage Lynna, Sillaoru Formations Voybokalo, St. Petersburg region, Russia