García-Alzate, C. A., C. Román-Valencia, and D. C. Taphorn. “Hyphessobrycon oritoensis (Characiformes: Characidae), a New Species from the Putumayo River Drainage, Colombian Amazon”. Zootaxa, vol. 1813, no. 1, June 2008, pp. 42–50, doi:10.11646/zootaxa.1813.1.4.