Pseudocardinal teeth, left valve on the left-hand side, and right valve on the right-hand side A S. tamodienica, topotype MUMNH-UNI2956 from Tamot Stream, Songkhla Lake Basin, Thailand B S. moreleti, specimen MUMNH-UNI0301 from Phrom Hot Stream, Tonle Sap Basin, Thailand C S. songkhramensis sp. nov., holotype MUMNH-UNI3024 from Prahang River, Songkhram Basin, Thailand. Scale bars: 10 mm.

 
 
  Part of: Jeratthitikul E, Sutcharit C, Prasankok P (2025) An integrative approach to a revision of the freshwater mussel genus Songkhlanaia (Bivalvia, Unionidae), with the description of a new species. ZooKeys 1224: 187-209. https://doi.org/10.3897/zookeys.1224.140549