Gastrointestinal helminths are reported from 3 species of Basiliscus lizards from Central America: Basiliscus basiliscus, Basiliscus plumifrons, and Basiliscus vittatus. Found were 1 species of Digenea, Parallopharynx gonzalezi, and 4 species of Nematoda, Africana telfordi, Cyrtosomum scelopori, Falcaustra sp., and Physocephalus sp. Parallopharynx gonzalezi, in B. plumifrons and B. vittatus, and Africana telfordi and Physocephalus sp., in B. plumifrons, are new host records. Four new locality records are reported.