aek Posted April 15, 2020 Share Posted April 15, 2020 Any idea what species this is? Maquoketa group, probably Elgin formation. Thanks Link to comment Share on other sites More sharing options...
Fossildude19 Posted April 15, 2020 Share Posted April 15, 2020 Maybe Encrinuroides sp? @Roadcut1 @piranha 1 Tim - VETERAN SHALE SPLITTER VFOTM --- APRIL - 2015 __________________________________________________ "In every walk with nature one receives far more than he seeks." John Muir ~ ~ ~ ~ ><))))( *> About Me Link to comment Share on other sites More sharing options...
piranha Posted April 15, 2020 Share Posted April 15, 2020 "Encrinuroides" from North America was reassigned into Frencrinuroides and Walencrinuroides. Lespérance, P.J., Desbiens, S. 1995 Selected Ordovician Trilobites from the Lake St.John District of Quebec and their Bearing on Systematics. Journal of Paleontology Memoir, 42(4):1-19 Moss, D.K., Westrop, S.R. 2014 Systematics of some Late Ordovician Encrinurine Trilobites from Laurentian North America. Journal of Paleontology, 88(6):1095-1119 PDF LINK 4 Link to comment Share on other sites More sharing options...
aek Posted April 15, 2020 Author Share Posted April 15, 2020 @Fossildude19 @piranha Excellent! Thanks for your help. This also helps matching some unknown pygidia I've found from the same locality. Link to comment Share on other sites More sharing options...
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