Glandulocauda is a genus of freshwater ray-finned fish belonging to the family Stevardiidae. The fishes in this genus are endemic to Brazil, restricted to the upper Paraná basin and coastal river basins in São Paulo state.Thomaz, A.T., Arcila, D., Ortí, G. & Malabarba, L.R. (2015): Molecular phylogeny of the subfamily Stevardiinae Gill, 1858 (Characiformes: Characidae): classification and the evolution of reproductive traits. BMC Evolutionary Biology, (2015) 15: 146. The genus it is closely related to Lophiobrycon and Mimagoniates, and they form the tribe Glandulocaudini.
Species Glandulocauda contains the following species: Glandulocauda caerulea Menezes & Weitzman, 2009 Glandulocauda melanopleura (M. D. Ellis, 1911)
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