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Paucijaculum samamithion
Taxonomy
Paucijaculum samamithion was named by Schram (1973). Its type specimen is FMNH PE11640 and is a compression fossil. Its type locality is Pit 11, Braidwood, Mazon Creek (FMNH coll), which is in a Westphalian D deltaic mudstone in the Carbondale Formation of Illinois. It is the type species of Paucijaculum.