| falcaustra lowei n. sp. and other helminths from the tarahumara frog, rana tarahumarae (anura: ranidae), from sonora, mexico. | seventy-four specimens of falcaustra lowei n. sp. were recovered from the intestines of 9 of 42 (21%) tarahumara frogs. rana tarahumarae, from sonora, mexico. f. lowei is the 14th nearctic species to be described and belongs to that group of species possessing a pseudosucker, namely f. catesbeianae, f. chabaudi, f. chelydrae, f. mexicana, and f. wardi. the new species can be readily differentiated from these by the arrangement of caudal papillae and length of spicules. priority description of f. ... | 2001 | 11318564 |