aek Posted May 24, 2020 Share Posted May 24, 2020 Hi, need help with this Id, Sugar run formation, IL. Any help appreciated. Measures about 2cm either direction. Link to comment Share on other sites More sharing options...
Kane Posted May 24, 2020 Share Posted May 24, 2020 Definitely lichid with these spectacular tubercles and obvious lobes. I'll tag @piranha for a closer diagnosis. What a phenomenal piece! So fully inflated, too. 3 ...How to Philosophize with a Hammer Link to comment Share on other sites More sharing options...
aek Posted May 24, 2020 Author Share Posted May 24, 2020 @Kane Thanks! Link to comment Share on other sites More sharing options...
Tidgy's Dad Posted May 24, 2020 Share Posted May 24, 2020 Beautiful. Life's Good! Tortoise Friend. Link to comment Share on other sites More sharing options...
Kane Posted May 24, 2020 Share Posted May 24, 2020 Your answer may be bere: Classification and Phylogeny of the Trilobite Order Lichida Author(s): A. T. Thomas and D. J. Holloway Source: Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences, Vol. 321, No. 1205 (Aug. 26, 1988), pp. 179-262 I can probably send you this. 5 ...How to Philosophize with a Hammer Link to comment Share on other sites More sharing options...
piranha Posted May 24, 2020 Share Posted May 24, 2020 Trochurus welleri is the described species at Sugar Run. Attached for comparison: Trochurus depauperatus (figs. 110, 116, 117) from the St. Clair Limestone of Arkansas. Congrats! Thomas, A.T., Holloway, D.J. 1988 Classification and Phylogeny of the Trilobite Order Lichida. Philosophical Transactions of the Royal Society of London, Series B 321:179-262 PDF LINK 6 Link to comment Share on other sites More sharing options...
aek Posted May 24, 2020 Author Share Posted May 24, 2020 @Kane @piranha Thanks for your help! Link to comment Share on other sites More sharing options...
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