| a new species of empruthotrema (monogenea: monocotylidae) from pteromylaeus bovinus (myliobatidae) from the western mediterranean. | empruthotrema chisholmae n. sp. is described from specimens recovered from a bull ray pteromylaeus bovinus (geoffroy saint-hilaire, 1817) at the oceanogràfic aquarium in valencia, spain. the bull ray was caught in the spanish mediterranean (puerto de mazarrón, murcia). the new species resembles 4 others of the same genus ( empruthotrema dasyatidis whittington and kearn, 1992, empruthotrema kearni whittington, 1990, empruthotrema stenophallus chisholm and whittington, 2005, and empruthotrema tasm ... | 2010 | 21158614 |