This paper treats of species of Naticopsis, Trachydoma and Natiria, not only as represented in the St. Louis outlier, but as represented in material from other horizons and areas of the American ...
We used Arlequin 3.1 (Excoffier et al., 2005) to calculate standard measures of genetic diversity (h, π) for each island deme, and also used Fu's F s (Fu, 1997), which tests the data for an excess of ...