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

Pliocercus elapoides (from Köhler 2001)
Pliocercus elapoides (from Köhler & al. 2009)
Pliocercus elapoides (from Lee 1996)
Pliocercus elapoides (from Pérez-Higareda & al. 2007)
Pliocercus elapoides (from Günther 1885-1902)
Pliocercus elapoides (from Smith & Chiszar 2001)
Pliocercus elapoides (from Günther 1885-1902)
Pliocercus elapoides (from Günther 1885-1902)
Pliocercus euryzonus (from Duellman 1963)
Pliocercus euryzonus (from Smith & Chiszar 2001)
Pliocercus euryzonus (from Taylor 1951)
Pliocercus euryzonus (from Pérez-Santos & Moreno 1988)
Pliocercus euryzonus (from Pérez-Santos & Moreno 1988)