A new species of the genus Neocucullanus (Nematoda: Cucullanidae) in Salminus brasiliensis (Pisces: Characidae) from Argentina

Abstract : During a parasitological survey of Salminus brasiliensis (Cuvier, 1816) from Juramento River, specimens of a new species of nematode were collected from the intestine, piloryc caeca and liver of fish and studied by light and scanning electron microscopy. Neocucullanus marcelae sp. nov. is described as the third species of the genus Neocucullanus by in both sexes the excretory pore is anterior to nerve ring, spicules in males very long, over 1.60-1.90 mm long, possess 32 caudal papillae; females with very prominent vulva. Neocucullanus marcelae n. sp. is the first species of the genus from Argentina
Keyword : Neocucullanus sp. nov., Nematodes parasites, freshwater fishes, Argentina
Author(s) : , G. Ramallo
Downloads : 1009


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