Chen, Y. (1931). On the terrestrial Oligochaeta from Szechuan. <em>Science Society of China.</em> [details]
Traits (2024). Pheretima szechuanensis Y. Chen, 1931. Accessed at: https://www.marinespecies.org/traits./aphia.php?p=taxdetails&id=1068426 on 2024-10-09
Marine Species Traits editorial board (2024). Marine Species Traits. Pheretima szechuanensis Y. Chen, 1931. Accessed at: https://marinespecies.org/traits./aphia.php?p=taxdetails&id=1068426 on 2024-10-09