Leontopithecus chrysomelas (Kuhl) Leontopithecus chrysopygus (Mikan) Leontopithecus rosalia (Linnaeus) Checklist of helminth parasites of threatened vertebrate species from Brazil Muniz-Pereira, Luís C. Vieira, Fabiano M. Luque, José L. Zootaxa 2009 2123 1 45 4MYMM Diesing Diesing [151,553,1237,1263] Archiacanthocephala Oligacanthorhynchidae Prosthenorchis Animalia Oligacanthorhynchida 3 4 Acanthocephala species elegans    Leontopithecus chrysomelas(Kuhl), intestine, Rio de Janeiro ( Pissinatti et al.2007).  Leontopithecus chrysopygus(Mikan), intestine, Rio de Janeiro ( Pissinatti et al.2007).  Leontopithecus rosalia(Linnaeus), intestine, Rio de Janeiro ( Diesing 1851; Travassos 1917; Pissinatti et al.2007).