Szumowski, S.C., S.L. Boyer, D.J. Hornbach & M.C. Hove. 2012. Genetic diversity of two common freshwater mussel species, Lampsilis cardium and Quadrula pustulosa (Bivalvia: Unionidae), in a large federally protected waterway (St. Croix River, Minnesota/Wisconsin, U.S.A.). American Malacological Bulletin 30(1): 59-72. Available electronically.
(click the figure number to see the cladogram)
+-------------------------- Amblema_plicata
|
--+ +----------------------- Ellipsaria_lineolata
| |
+--+ +-------------------- Truncilla_truncata
| |
+--+ +----------------- Obliquaria_reflexa
| |
| | +-------------- Potamilus_alatus
+--+ |
| | +----- Lampsilis_ornata
| | +-----+
| | | | +-- Lampsilis_cardium
+--+ | +--+
| | +-- Lampsilis_ovata
| |
| | +-------- Lampsilis_teres
| +--+
+--+ | +----- Lampsilis_siliquoidea
| +--+
| | +-- Ortmanniana_ligamentina
| +--+
| +-- Lampsilis_higginsii
|
| +----- Hamiota_altilis
| |
+-----+ +-- Epioblasma_triquetra
| |
+--+-- Cambarunio_iris
|
+-- Ligumia_recta
+----------------- Megalonaias_nervosa
|
| +-------- Theliderma_cylindrica
+--------+
| | +----- Theliderma_intermedia
| +--+
| | +-- Theliderma_metanevra
--+ +--+
| +-- Theliderma_sparsa
|
| +-------- Quadrula_quadrula__1
| +-----+
| | | +----- Quadrula_verrucosa
| | +--+
| | | +-- Quadrula_nobilis
+--+ +--+
| +-- Quadrula_quadrula__2
|
| +----------- Pustulosa_kieneriana
| |
+--+ +-------- Pustulosa_infucata
| |
+--+ +-- Pustulosa_pustulosa
| +--+
| | +-- Pustulosa_succissa
+--+
| +-- Pustulosa_nodulata
+--+
+-- Pustulosa_petrina