Curole, J.P. & T.D. Kocher. 2005. Evolution of a unique mitotype-specific protein-coding extension of the cytochrome c oxidase II gene in freshwater mussels (Bivalvia: Unionoida). Journal of Molecular Evolution 61: 381-389. Available electronically.
(click the figure number to see the cladogram)
+-- Pyganodon_grandis
+-----------------+
| +-- Margaritifera_hembeli
|
--+ +----------------- Glebula_rotundata
| |
| | +----- Amblema_plicata
+--+ +--------+
| | | +-- Quadrula_quadrula
| | +--+
+--+ +-- Pustulosa_pustulosa
|
| +----------- Plectomerus_dombeyanus
+--+
| +-------- Leaunio_lienosus
+--+
| +----- Lampsilis_straminea
+--+
| +-- Lampsilis_teres
+--+
+-- Potamilus_purpuratus
+----------------------- Margaritifera_hembeli
|
| +-- Utterbackiana_implicata
--+ +-----------------+
| | +-- Pyganodon_grandis
| |
+--+ +-- Quadrula_quadrula
| +--------------+
| | +-- Pustulosa_pustulosa
+--+
| +-------------- Plectomerus_dombeyanus
| |
+--+ +----------- Amblema_plicata
| |
+--+ +-- Potamilus_purpuratus
| +-----+
| | +-- Glebula_rotundata
+--+
| +----- Leaunio_lienosus
+--+
| +-- Lampsilis_straminea
+--+
+-- Lampsilis_teres