MolluscaBase taxon details
original description
Hoare R.D. (2001). Early Mississippian Polyplacophora (Mollusca) from Iowa. <em>Journal of Paleontology.</em> 75(1): 66-74. page(s): 66, figs. 2.1-2.27 [details] Available for editors [request]
From editor or global species database
Etymology Latin, demissus, low, weak, drooping [details]
Type locality USA, Iowa, Gilmore City Formation (Humboldt Member) exposed in the east pit of P. & M. quarry, 3.8 km northeast of the intersection of Highways 3 and 169 on the northwests ide of the East Fork of the Des Moines River, northeast of Humboldt Humboldt Co. [details]
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