Xenodon Merremi mimic Bothrops.
Juvenile Pseustes Poecilonotus mimic eyelash vipers.
Lycodon and Dinodon mimic Bungarus.
Pseudoxenodon mimic Naja.
Psammodynastes Pulverulentus mimics local viperine species.
Dasypeltis mimic locality Causus and Echis as do some species of Telescopus.
Some Boiga mimic Protobothrops.
Philodryas Viridissimus are mimicked by Chironius.
There are many more, but I have forgotten more than I remember,