Type material housed in the Helminthological Collection of the Museo de La Plata, Buenos Aires, Argentina Author Lunaschi, Lia I. Author Álvarez, Victor Hugo Merlo Author Damborenea, Cristina text Zootaxa 2012 3199 1 59 journal article 45396 10.5281/zenodo.208967 4c2f5f6a-ba43-47ca-8554-e17176773803 1175-5326 208967 Steganoderma ( Steganoderma ) valchetensis Etchegoin, Cremonte & Escalante, 2002 Type host. Gymnocharacinus bergii Steindachner (Pisces: Characidae ). Site of infection. Intestine. Type locality. Argentina , Río Negro Province, Meseta Somuncurá, Arroyo Valcheta (40º50ʹS, 66º40ʹW). Holotype : MLP 4855. Paratypes : MLP 4856 ( 3 specimens ). Remarks. Other paratype in The Natural History Museum, London, UK . Reference. Etchegoin et al . (2002) .