Peng, K., J.-H. Wang, T.-T. Liu, J.-Q. Sheng, J.-W. Shi et al. 2012. Expression analysis and immune response of the cathepsin L from freshwater pearl mussel, Hyriopsis schlegelii. Acta Hydrobiologica Sinica 36(3): 1128-1134. http://ssswxb.ihb.ac.cn/en/article/doi/10.3724/SP.J.1035.2012.01128.
(click the figure number to see the cladogram)
+----- Cristaria_plicata
--+
| +-- Sinohyriopsis_schlegelii
+--+
+-- Sinohyriopsis_cumingii