The seven-striped blind snake (Siagonodon septemstriatus ) is a species of snake in the family Leptotyphlopidae. The species is native to northeastern South America.
S. septemstriatus is yellowish, with seven black stripes along the dorsal scales. It may attain a snout-to-vent length (SVL) of 27 cm (11 in), with a tail 1 cm (0.39 in) long.
S. septemstriatus is found in Bolivia, northern Brazil (Amazonas, Pará, Roraima), French Guiana, Guyana, Suriname, and southeastern Venezuela.
The preferred natural habitat of S. septemstriatus is forest, at altitudes from sea level to 500 m (1,600 ft).
S. septemstriatus is terrestrial and fossorial.
S. septemstriatus is oviparous.
