The collared blind snake (Habrophallos collaris) is a species of snake in the subfamily Epictinae of the family Leptotyphlopidae. The species is native to northeastern South America.
Habrophallos collaris was previously placed in the genus Leptotyphlops and then in the genus Epictia, until in 2019 a phylogenetic analysis found it couldn't be placed in either genus, and a new genus was created for it. It is monotypic in the genus Habrophallos.
Habrophallos collaris is found in French Guiana and Suriname.
The preferred natural habitat of Habrophallos collaris is forest, at elevations from sea level to .
Habrophallos collaris is oviparous.