| a new species of hypocristata (nematoda, trichostrongyuna, heligmosomoidea) a parasite of sigmodon hispidus (cricetidae, sigmodontinae) from venezuela. | description of hypocristata tercera n. sp. (heligmonellidae, nippostrongylinae) a parasite of the small intestine of sigmodon hispidus (rodent, sigmodontinae) from venezuela. two other species were described in the genus, both from colombia and parasitic in sigmodontinae. h. thomosomysi durette-desset, 1970, a parasite of thomasomys sp. has about the same number of cuticular ridges at mid-body but differs by ridges having chitinoid struts, a caudal bursa pattern of type 2-2-1 (vs 1-3-1). h. angu ... | 2006 | 17007211 |
| trichostrongylina (nematoda) parasitic in phyllotis sp. (rodentia: sigmodontinae) from argentina, with description of three new species. | the trichostrongylina parasitic in the leaf-eared mouse phyllotis sp. (sigmodontinae) from the province of catamarca, argentina are studied. three new species of stilestrongylus freitas, lent and almeida, 1937 (heligmosomoidea: heligmonellidae: nippostrongylinae) are described. stilestrongylus andalgala n. sp. is distinguished from the most closely related species s. moreli diaw, 1976 parasitic in auliscomys boliviensis from bolivia, by the absence of a common trunk of right rays 2 and 3, by lef ... | 2007 | 17129752 |