Final answer:
The provided references do not contain information related to Carmela Peluso or Don Achille, so an accurate answer cannot be provided without the correct context or source material.
Step-by-step explanation:
The question asks who Carmela Peluso said murdered Don Achille. However, the provided references do not contain any information regarding Carmela Peluso or Don Achille. The references range from historical court cases, such as the murder of Lydia Beecher by Jean Gianini in 1914, to classical anecdotes and texts involving various murder cases and accusations throughout history. Without the proper context or source material directly relating to Carmela Peluso's statement about Don Achille, it is not possible to provide an accurate answer to this question.