 Lavanify had high @-@ crowned , curved teeth . One of the two teeth is 11 @.@ 2 mm high and shows a deep furrow and , is centered laterally in the crown , a V @-@ shaped area that consists of dentine . The other , damaged , tooth is 9 @.@ 8 mm high and has at least one deep cavity ( infundibulum ) . Characters shared by the teeth of Lavanify and Bharattherium include the presence of an infundibulum and a furrow ; they both also have large , continuous bands of matrix ( unbundled hydroxyapatite crystals ) between the prisms ( bundles of hydroxyapatite crystals ) of the enamel , and perikymata — wave @-@ like ridges and grooves in the enamel surface . 
