Traits taxon details
original description
Cooper, G. A.; Williams, J. S. (1935). Tully formation of New York. <em>Geological Society of America Bulletin.</em> 46: 781-868. [details]
basis of record
Johnson, J. G. (1971). Lower Givetian brachiopods from Central Nevada. <em>Journal of Paleontology.</em> 45(2): 301-326. [details]
|