What is "typhlomyrmex"

Typhlomyrmex is a genus of ants in the subfamily Ectatomminae and the sole member of the tribe Typhlomyrmecini. Known from the Neotropics, the genus has a wide distribution. Some species are restricted in range, while for example Typhlomyrmex rogenhoferi is known from southern Mexico to northern Argentina. Little is known about their biology.