Traits taxon details
original description
Savage, T. E. (1913). Alexandrian series in Missouri and Illinois. <em>Geol. Soc. America Bull.</em> 24: 351-376. note:
Paper reprinted in 1917, in Illinois Geol. Survey Bull., vol. 23, pp. 67-160. Apparently pp. 96-160 did not appear in the original 1913 printing, but were sent out with the the extract that was distri...
Paper reprinted in 1917, in Illinois Geol. Survey Bull., vol. 23, pp. 67-160. Apparently pp. 96-160 did not appear in the original 1913 printing, but were sent out with the the extract that was distributed in 1913 (per Amsden, 1974).
[details]
basis of record
Amsden, T. W. (1974). Late Ordovician and early Silurian articulate brachiopods from Oklahoma, southwestern Illinois, and eastern Missouri. <em>Oklahoma Geological Survey Bulletin.</em> 119: 1-154. [details]
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