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Zhang, L.-J.; Shi, Z.-A.; Chen, Z.-Y.; Von Rintelen, T.; Zhang, W.; Lou, Z.-J. (2024). Rediscovery and systematics of the enigmatic genus Helicostoa reveals a new species of sessile freshwater snail with remarkable sexual dimorphism. Proceedings of the Royal Society B: Biological Sciences. 291 (2014): preprint online (published 10 January).