Inoue, K., E.M. Monroe, C.L. Elderkin & D.J. Berg. 2013. Phylogeographic and population genetic analyses reveal Pleistocene isolation followed by high gene flow in a wide ranging, but endangered, freshwaster mussel. Heredity 112: 282-290. Available electronically.
(click the figure number to see the cladogram)
+----------------- Pyganodon_grandis
|
--+ +-------------- Cumberlandia_monodonta
| |
| | +-- Pseudunio_auricularius
+--+ +--------+
| | +-- Pseudunio_marocanus
| |
+--+ +-- Margaritifera_dahurica
| +-----+
| | +-- Margaritifera_margaritifera
+--+
| +----- Margaritifera_falcata
+--+
| +-- Margaritifera_laevis
+--+
+-- Margaritifera_marrianae