Template:Rafael et al., 2012
- Rafael, J.A.; Marques, D.W.A.; Limeira-de-Oliveira, F. 2012: Tabanidae (Diptera) of Maranhão state, Brazil. V. Description of Protosilvius gurupi sp. n. (Pangoniinae, Pangoniini) and key to Protosilvius species. ZooKeys 235: 41-50. DOI: 10.3897/zookeys.235.3786