review of papillostrongylus johnston & mawson, 1939 (nematoda: strongyloidea) from wallabies and kangaroos (marsupialia: macropodidae) using morphological and molecular techniques, with the description of p. barbatus n. sp. | the strongyloid nematode genus papillostrongylus johnston & mawson, 1939, from kangaroos and wallabies, is reviewed using morphological and molecular methods. p. labiatus johnston & mawson, 1939 is re-described from material from the type-host, the black-striped wallaby macropus dorsalis, from eastern queensland, australia, in which it is a relatively common parasite. additional records from m. parryi and thylogale thetis are confirmed and considered to represent examples of host-switching. a ge ... | 2002 | 11912337 |