Scientific discussion and argument should be based on the truth, and forgery shall be publicly condemned. During recent years, Yu Wen not only continually submitted manuscripts to the Chinese and foreign periodicals to argue about the validity of Yangtzedonta primitiva, but also defamed other people of “forging” through private letters and e-mails. Now it is the time to give a formal response to Yu’s accusations. Yu’s manuscript “Yangtzedonta is not Xianfengella” was submitted to Acta…