Head drawings: genus Bogertophis(Serpentes: Colubridae) - compiled by Van Wallach Home

Bogertophis rosaliae (from Dowling 1951)
Bogertophis rosaliae (from Schulz 1996)
Bogertophis subocularis (from Lemos-Espinal & al. 2015)
Bogertophis subocularis (from Lemos-Espinal & al. 2018)
Bogertophis subocularis (from Powell & al. 2019)
Bogertophis subocularis (from Schulz 1996)