Figure 43. triangle one canal above Doyle et al. 1974 and Doyle and Riedel 1979a. 43.1.1. Tooth crown and base showing branching canals and long flanged occlusal crest margins that extend well below the apex of the transverse line; GSC 124596. 43.2.1. Tooth crown showing two canal branches and apical and lateral shadow, GSC 124597. Scale bar = 0.4 mm.