Nagasawa, Tanaka & Benz 1998. Trebius shiinoi n. sp. (Trebiidae: Siphonostomatoida: Copepoda) from uteri and embryos of the Japanese angelshark (Squatina japonica) and the clouded angelshark (Squatina nebulosa), and redescription of Trebius longicaudatus. Journal of Parasitology, 84(6), December 1998: 1218-1230