A review of East and Central African species of Letheobia Cope, revived from the synonymy of Rhinotyphlops Fitzinger, with descriptions of five new species (Serpentes: Typhlopidae) Wallach, Van Zootaxa 2007 1515 31 68 Joger Joger [151,453,919,945] Reptilia Typhlopidae Letheobia Animalia Squamata 19 50 Chordata species debilis  Feeble gracile blind-snake Description.Snout slightly hooked, prominent. Rostral very broad, truncated posteriorly; frontal broad and shallow, not contacting the nasals; supraocular large, transverse, its lateral apex wedged between nasal and ocular, which is separated from the subocular by a temporal; eye not visible; nasal suture arising from first labial; SIPII (N1, P, S, S); scale rows 20 (rarely 18) at midbody; MD 547-668; vertebrae 443 in holotype; MD/V ratio 1.41; L/D ratio 98–129. Rosy-tan in colour.      Rhinotyphlops debilisJoger 1990, Vertebrates in the Tropics: 93, Figs. 3–5. Type locality: near Bangui, Central African  Republic (04°23’N, 18°33’E, elevation 450 m), collected by N. Degallier and J.-P. Hervé, holotype ZFMK 33684;  Meirte 1992: 20; McDiarmid et al.1999: 79.    Letheobia debilis–Chirio & Ineich, 2006: 42.  Size.Largest specimen (MNHN 1998.268 – Central African Republic) 478 mmin total length.  Habitat.Lowland rain forest.   Distribution.Southern Central African Republic, 450–800 m( Fig. 11).  Localities.CENTRAL AFRICAN REPUB LIC. No locality MNHN 1998.268; Bangui HLMD 1450; MNHN 1991.377-78, 1997. 3196; ZFMK 33684 ( holotype); Mboki MNHN 1997.3195.