Template:Passos, Fernandes & Caramaschi, 2004

• Passos, P., Fernandes, D.S. & Caramaschi, U. 2004. The taxonomic status of Leptognathus incertus Jan, 1863, with revalidation of Dipsas alternans (Fischer, 1885)(Serpentes: Colubridae: Dipsadinae). Amphibia-Reptilia 25(4): 381–393. DOI: 10.1163/1568538042788951  
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Nomenclatural acts

• Date of publication: 2004
• No new names