@article{article9d69db12,
title   = {Herpetofauna of paleoquaternary sand dunes of the middle sao francisco river: bahia : brazil. Vi. Two new species of phimophis (serpentes : colubridae) with notes on the origin of psammophilic adaptations},
author = {Rodrigues, Miguel Trefaut},
year = {1993},
journal   = {Papeis Avulsos de Zoologia}
}