Traits taxon details
original description
Ulrich, E. O. (1892). New Lower Silurian Lamellibranchiata, chiefly from Minnesota rocks. <em>The Geological and Natural History Survey of Minnesota, Annual report.</em> 19: 211-248., available online at https://hdl.handle.net/11299/56262 page(s): 243 [details] 
additional source
Cope, J. C. W. (2002). Diversification and biogeography of bivalves during the Ordovician Period. <em>Geological Society, London, Special Publications.</em> 194: 35-52., available online at https://doi.org/10.1144/gsl.sp.2002.194.01.04 [details] Available for editors 
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