the medial row continuing laterally in jaw posterior to last canine as a row of 7 increasingly larger and more strongly recurved teeth, followed by a single row of small teeth to end of jaw; vomer with a chevron-shaped row of 9 (8 in all 3 paratypes) stout conical teeth, the middle largest, the lateral teeth progressively smaller; no palatine teeth; lips smooth, their inner surface with large fleshy papillae that interdigitate with anterior teeth; tongue broadly rounded, reaching forward to posterior vomerine teeth.