Phalotris mertensi

{{Short description|Species of snake}}

{{speciesbox

| image =

| status = LC

| status_system = IUCN3.1

| status_ref ={{cite iucn |author1=Silveira, A.L. |author2=Prudente, A.L. da C. |author3=Argôlo , A.J.S. |author4=Abrahão, C.R. |author5=Nogueira, C. de C. |author6=Barbo, F.E. |author7=Costa, G.C. |author8=Pontes, G.M.F. |author9=Colli, G.R. |author10=Zaher, H. el D. |author11=Borges-Martins, M. |author12=Martins, M.R.C. |author13=Oliveira , M.E. |author14=Passos, P.G.H. |author15=Bérnils, R.S. |author16=Sawaya, R.J. |author17=Cechin, C.T.Z |author18=Guedes da Costa, T.B. |year=2021 |title=Phalotris mertensi |volume=2021|page= e.T15181469A15181476|url=https://www.iucnredlist.org/species/15181469/15181476|access-date=2 December 2021}}

| genus = Phalotris

| species = mertensi

| authority = (Hoge, 1955)

| synonyms =

| range_map =

}}

Phalotris mertensi is a species of snake in the family Colubridae. The species is native to Brazil.{{cite web |title= Phalotris mertensi DUNN, 1920 |url=https://reptile-database.reptarium.cz/species?genus=Phalotris&species=mertensi&search_param=%28%28search%3D%27Phalotris%27%29%29|publisher=Reptile Database |accessdate=23 January 2019}}