Title: Ocorren̂cia de Tantilla melanocephala (L., 1758) no Rio Grande do Sul, Brasil, e o "status" de Tantilla capistrata COPE, 1876 (Ophidia, Colubridae) ; Novas espécies de ospitoglifontes do gênero Apostolepis COPE 1861 do Paraguai (Ophidia, Colubridae, Colubrinae)
Subjects: Apostolepis, Classification, Reptiles, Tantilla melanocephala
Places: South America