Curran, Blend & Overstreet 2009. Nagmia rodmani n. sp., Nagmia cisloi n. sp., and Probolitrema richiardii (Lopez, 1888) (Gorgoderidae: Anaporrhutinae) from elasmobranchs in the Gulf of California, Mexico. Comparative Parasitology, 76(1), January 2009: 6-18