| descriptions of philometra aenei n. sp. and p. tunisiensis n. sp. (nematoda: philometridae) from epinephelus spp. off tunisia confirm a high degree of host specificity of gonad-infecting species of philometra costa, 1845 in groupers (serranidae). | based on light and electron microscopical studies of males and mature females, two new gonad-infecting species of philometra costa, 1845 (nematoda: philometridae) are described from the ovary of groupers, epinephelus spp. (perciformes; serranidae), in the mediterranean sea off tunisia (near sfax): philometra aenei n. sp. from the white grouper e. aeneus (geoffroy saint-hilaire) and p. tunisiensis n. sp. from the goldblotch grouper e. costae (steindachner). identification of both fish hosts was c ... | 2016 | 26790677 |