- Descrito por / Described by: Carl H. Eigenmann, 1907
- Nome original / Original name: Odontostilbe microcephalus
- Nome do artigo / Article name: An annotated list of characin fishes in the United States National Museum and the Museum of Indiana University, with descriptions of new species.
- Publicado em / Published in: Proceedings of the United States National Museum v. 33 (no. 1556): 1-36.
- Localidade tipo / Type locality: Rio Pilcomayo, bacia do Prata, Bolívia. / Río Pilcomayo, La Plata system, Bolivia.
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