| Named By: | A. C. Pritchard, J. A. McCartney, D. W. Krause & N. J. Kley in 2014 | 
| Time Period: | Maastrichtian of the Cretaceous | 
| Location: | Madagascar - Maevarano Formation | 
| Size: | Unavailable | 
| Diet: | Carnivore | 
| Fossil(s): | Partial remains of at least two individuals | 
| Classification: | | Chordata | Reptilia | Squamata | Madtstoiidae | | 
Adinophis is a genus of madtstoiid snake that lived in Madagascar during the Ceretaceous. Relatives genera of Adinophis include Wonambi, Menarana, Sanajeh, Yurlunggur, Madtsoia and Gigantophis.