| recovery of trichuris tenuis chandler, 1930, from camelids (lama glama and vicugna vicugna) in argentina. | a survey of whipworms was conducted in llamas and vicuñas in northwestern argentina. fecal examinations of a group of 14 llamas (april 1995-march 1996) and 69 vicuñas (november 1996) indicated a high prevalence (usually >50%) of trichuris sp. in these hosts. prevalence was highest during july-november 1995 that also coincided with the highest mean fecal egg count. during postmortem examinations of 1 llama and 1 vicuña, specimens of trichuris tenuis were recovered from the cecum/large intestine o ... | 1999 | 10577735 |
| internal parasites of free-ranging guanacos from patagonia. | in the winter of 2000, a greater than 80% reduction in the guanaco population located in cabo dos bahi;as wildlife reserve, chubut, argentina, was evident due to massive mortality attributed to starvation. twelve guanacos were necropsied and samples were analyzed at the parasitology laboratory of facultad de ciencias veterinarias, universidad nacional del litoral. fecal analysis revealed developmental stages of nematodirus sp., marshallagia sp., trichuris sp. and eimeria spp. histopathological a ... | 2003 | 14651877 |
| redescription of trichuris tenuis chandler, 1930, from llamas (lama glama) in oregon with a key to the species of trichuris present in north american ruminants. | whipworms collected from llamas (lama glama) in oregon were identified as trichuris tenuis chandler, 1930. a redescription, based on the specimens collected from llamas and examination of the paratypes, is presented. the unique form of the cloaca in t. tenuis separates males of this species from all other species of trichuris known to occur in ruminants. among species of trichuris for which adequate descriptions of the female exist, t. tenuis can be distinguished using an array of characters inc ... | 1991 | 1992097 |