Traits name details
original description
Petuch, E. J. (1988). New species of <i>Trisecphora</i> from the Miocene of Maryland, U.S.A. <em>Bulletin of Paleomalacology.</em> 1(2): 22-36. page(s): 28, pl. 1 fihs 1-4, 7 [details]
additional source
Petuch, E. J. (1988). <i>Neogene history of tropical American mollusks</i>. Charlottesville, Virginia: The Coastal Education and Research Foundation. 217 pp., 23 figs + unnumbered figs, 39 pls. page(s): 46-47, pl. 9 fig. 11 [details]
additional source
Petuch, E. J. (1989 ["1988"]). <i>A Field Guide to the Ecphoras</i>. Charlottesville, VA: Coastal Education and Research Foundation. 140 pp. page(s): 52-53, fig. 23 [details]
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