(ofHeliacus panamensis Bartsch, 1918)Bartsch, P. (1918). New marine shells from Panama. <em>Proceedings of the United States National Museum.</em> 54(2250): 571-575, pl.88. page(s): 573, pl. 88 figs. 6, 7, 8 [details]
original description(ofHeliacus panamensis Bartsch, 1918)Bartsch, P. (1918). New marine shells from Panama. <em>Proceedings of the United States National Museum.</em> 54(2250): 571-575, pl.88. page(s): 573, pl. 88 figs. 6, 7, 8 [details]