Nelson, A. P.; Metz, D. C. G.; Hechinger, R. F. (2026). Description, Redescription, and Life Cycles of Parorchis laffertyi n. sp. and Parorchis catoptrophori (Trematoda: Digenea: Philophthalmidae) from the California Horn Snail, Cerithideopsis californica (Gastropoda: Potamididae). Journal of Parasitology. 112 (3): 319-342.
Description, Redescription, and Life Cycles of Parorchis laffertyi n. sp. and Parorchis catoptrophori (Trematoda: Digenea: Philophthalmidae) from the California Horn Snail, Cerithideopsis californica (Gastropoda: Potamididae).