A new species of Procamallanus Baylis, 1923 (Nematoda, Camallanidae) from Astronotus ocellatus (Agassiz, 1831) (Perciformes, Cichlidae) in Brazil

作者: Raul Henrique da Silva Pinheiro , Francisco Tiago de Vasconcelos Melo , Scott Monks , Jeannie Nascimento dos Santos , Elane Guerreiro Giese

DOI: 10.3897/ZOOKEYS.790.24745

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摘要: A new species of Procamallanus Baylis, 1923 was found as a parasite the fish Astronotusocellatus (Agassiz, 1831) from lake in Jardim Botânico Bosque Rodrigues Alves, Belem, Brazil. Procamallanusspiculastriatussp. n. has smooth buccal capsule and well-developed basal ring that is armed with four sclerotized tooth-like structures. The male similar to two are known Brazilian fish, P.peraccuratus Pinto, Fabio, Noronha & Rolas, 1976, P.annipetterae Kohn Fernandes, 1988, by absence gubernaculum. It differs these morphology capsule, number arrangement caudal papillae males, size spicules shape tail both sexes. third discovered This finding extends geographical distribution genus into Amazon.

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