FIGURE 4 in A new thylacosmilid (Mammalia, Metatheria, Sparassodonta) from the Miocene of Patagonia, Argentina

FIGURE 4. Third upper premolar of Patagosmilus goini, specimen MLP 07-VII-1-1 in lingual (A) and labial (B) views. Abbreviations: alr, anterior labial root; lgr, lingual root; me, metacone; pa, paracone; pme, postmetacrista; pr, protocone; plr, posterior labial root;