redescription and genetic characterization of selected contracaecum spp. (nematoda: anisakidae) from various hosts in australia. | in the present study, five species of contracaecum railliet & henry 1912 (nematoda: ascaridida), including contracaecum bancrofti, contracaecum microcephalum, contracaecum variegatum, contracaecum eudyptulae, and contracaecum ogmorhini, were redescribed using light and scanning electron microscopy. in addition, in order to elucidate their taxonomic status, first and second internal transcribed spacers (its-1 and its-2, respectively) of nuclear ribosomal dna of each morphospecies were characteriz ... | 2009 | 19214573 |