Soroka, M. 2005. Genetic variability among freshwater mussel Anodonta woodiana (Lea, 1834) (Bivalvia: Unionidae) populations recently introduced to Poland. Zoological Science 22: 1137-1144. https://doi.org/10.2108/zsj.22.1137.
(click the figure number to see the cladogram)
+----------- Pronodularia_japanensis
--+
| +-------- Unio_tumidus
+--+
| +----- Unio_nanus
+--+
| +-- Unio_caffer
+--+
+-- Unio_pictorum