A new species of the genus Liotyphlops Peters, 1881 (Serpentes, Anomalepididae) from Colombia and the synonymization of Liotyphlops beui (Amaral, 1924) with Liotyphlops ternetzii (Boulenger, 1896)

Three-dimensional reconstruction of the skull of holotype Liotyphlops ternetzii (BMNH 1946.1.11.77), and of the skull of the paratype of Liotyphlops beui (MCZ 16702) based on HRXCT data. A transversal view B frontal view C sagittal view. Scale bar: 1 mm. Anatomical abbreviations: a: angular; an: acoustic nerve foramen; bo: basioccipital; cb: compound bone; cbp: compound bone prearticular component; cbs: compound bone surangular component; ci: conchal invagination; co: coronoid; cv: cavum vestibuli; d: dentary; dp: descensus parietalis; ec: ectopterygoid; en: external naris; f: frontal; ﬂ: frontal laterally descending ﬂange; fo: foramen; fpb: facial nerve palatine branch foramen; fs: frontal subolfactory process; fv: fenestra vomeronasalis; m: maxilla; Mc: Meckel’s canal; mf: mental foramen; n: nasal; nl: nasal lateral ﬂange; ns: medial nasal septum; oc: occipital condyle; on: optic nerve foramen; ooc: otico-occipital (fused prootic + opisthotic + exoccipital); p: parietal; pa: palatine; pbc: parabasal (Vidian) canal; pbs: parabasisphenoid; pe: postorbital element; pf: prefrontal; pg: pterygoid; pm: premaxilla; pvs: posterior vertical semicircular canal; q: quadrate; rp: retroarticular process; rstm: recessus scalae tympani medial aperture; s: stapes; sf: surangular foramen; sm: septomaxilla; sml: septomaxilla lateral ﬂange; st: supratemporal; so: supraoccipital; tf: trigeminal foramen; trc: trigeminofacialis chamber; v: vomer; vc: vomeronasal cupola; vf: vomerine foramen; vn: vomeronasal nerve passage.