We present new Gabonese locality records, ecological and morphological data or unpublished museum material for Mecistops cataphractus (Crocodylidae), Chamaeleo cristatus and C. owenii (Chamaeleonidae), Hemidactylus fasciatus and H. muriceus (Gekkonidae),Feylinia currori, Trachylepis albilabris (Scincidae), Calabaria reinhardtii (Boidae), Grayia ornata, Hapsidophrys smaragdinus, Rhamnophis aethiopissa aethiopissa (Colubridae), Lycophidion laterale (Lamprophiidae), Hydraethiops melanogaster, Natriciteres fuliginoides (Natricidae), Bitis gabonica and B. nasicornis (Viperidae). We ocument a predation case of Lycophidion laterale on Feylinia currori. Four reptile species are newly recorded from Arboretum Raponda Walker and two snake species are newly listed for Estuaire Province. We refute a recent record of Natriciteres variegata (Natricidae) from Gabon.