WoRMS taxon details
original description
(of Pyramidella (Agatha) virgo var. brevis Yokoyama, 1922 †) Yokoyama, M. (1922). Fossils from the Upper Musashino of Kazusa and Shimosa. <em>Journal of the College of Science, Imperial University of Tokyo.</em> 44(1): viii + 1-200, pls. 1-17 [7 July 1922]., available online at http://umdb.um.u-tokyo.ac.jp/DKoseibu/pdf/Ref_0465_.pdf page(s): 92 [details]
basis of record
Higo, S. & Goto, Y. (1993) A Systematic List of Molluscan Shells from the Japanese Is. and the Adjacent Area. Elle Scientific Publications, Yao, Japan, xxii + 693 + 13 + 149 pp. page(s): 372 [details]
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