An entomopathogenic nematode in a soil sample collected from a natural forest in Mato Grosso do Sul state, Brazil was described using both morphological and molecular characteristics as a new species "Steinernema brazilense (Rhabditida: Steinernematidae)" (Nguyen et al., 2010). Reference:
Nguyen, K.B., Ginarte, C.M.A., Leite, L.G., dos Santos, J.M. and Harakava, R. 2010. Steinernema brazilense n. sp (Rhabditida: Steinernematidae), a new entomopathogenic nematode from Mato Grosso, Brazil. Journal of Invertebrate Pathology. 103: 8-20.