Hassalstrongylus is a genus of nematode worms that infect mostly muroid rodents from eastern North America to South America. The genus is part of the Nippostrongylinae and related to genera like Stilestrongylus.
Hassalstrongylus aduncus (Sigmodon hispidus, Rattus sp.)Hassalstrongylus argentinusHassalstrongylus betaHassalstrongylus bocqueti (Oryzomys couesi, Handleyomys melanotis, Oligoryzomys fulvescens)Hassalstrongylus chabaudi (Wiedomys pyrrhorhinos)Hassalstrongylus dessetae (Neacomys sp.)Hassalstrongylus dollfusi (Mus musculus)Hassalstrongylus echalieri (Oryzomyini sp.)Hassalstrongylus epsilon (Nectomys squamipes, Akodon cursor)Hassalstrongylus forresteriHassalstrongylus hoineffae (Oligoryzomys nigripes, Calomys callosus, Wiedomys pyrrhorhinos)Hassalstrongylus lichtenfelsiHassalstrongylus mazzaiHassalstrongylus musculi (Oryzomys couesi, Handleyomys melanotis, Oligoryzomys fulvescens)Hassalstrongylus proechimysiHassalstrongylus puntanus (Graomys griseoflavus)Hassalstrongylus schadiHassalstrongylus zeta (Galea spixii, Cerradomys subflavus, Nectomys squamipes, Oligoryzomys nigripes, Akodon cursor, Euryoryzomys russatus)The proposed species Hassalstrongylus multiovatus, described from Akodon simulator, is a synonym of Trichofreitasia lenti from Oligoryzomys flavescens.
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