Letheobia lumbriciformis, also known as the Zanzibar gracile blind snake or wormlike beaked snake, is a species of snake in the Typhlopidae family. It is endemic to East Africa and is known from northeastern Tanzania (including Zanzibar) and from eastern Kenya. References Further reading Peters, W. 1874. Über einige neue Reptilien (Lacerta, Eremias, Diploglossus, Euprepes, Lygosoma, Sepsina, Ablepharus, Simotes, Onychocephalus). Monatsberichte der Königlich Preussischen Akademie der Wissenschaften zu Berlin, Volume 1874, pp. 368–377. Letheobia Snakes of Africa Reptiles of Kenya Reptiles of Tanzania Reptiles described in 1874 Taxa named by Wilhelm Peters