An integrated phylogenetic analysis on ascaridoid nematodes (Anisakidae, Raphidascarididae), including further description and intraspecific variations of Raphidascaris (Sprentascaris) lanfrediae in freshwater fishes from Brazil
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文摘
Phylogenetic relationships among some ascaridoid taxa are unclear. Anisakidae is apparently paraphyletic, its taxonomic classification is fragile. Anisakidae and Raphidascarididae should be considered as separated families. Anisakidae should be separated only in Anisakinae and Contracaecinae. Raphidascaris (Sprentascaris) lanfrediae shows intraspecific variations.

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