Callistoe vincei, right m4 in occlusal view in holotype (PVL 4187) and IBIGEO-P 110. A IBIGEO-P 110; B IBIGEO-P 110, line drawing; C distal view of the talonid of the type specimen PVL 4187. Abbreviations: c cuspulid; hn hypoconulid notch; hyd hypoconid; hyf hypoflexid; lac labial accessory cuspid; lb lingual basin; pad paraconid; pcd precingulid; pn paracristid notch; pocd labial postcingulid; pocrd postcristid; pp postprotocristid; prd protoconid. Teeth not at scale.

 
 
  Part of: Babot MJ, Rougier GW, García-López DA, Bertelli SB, Herrera CM, Deraco MV, Giannini NP (2022) New mandibular remains of Callistoe (Metatheria, Sparassodonta) reveal unexpected anatomical, functional, and evolutionary aspects of this carnivorous genus. Vertebrate Zoology 72: 469-485. https://doi.org/10.3897/vz.72.e82709