University of Kansas Paleontological Contributions, Issues 22-261958 - Paleontology |
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alveoli American anterior Aplodontia assigned associated biofacies border California cene characters cheek-teeth closely comparable cusps depth described developed distal distinct distribution dorsal early extends external fauna FIGURE foramen forms fossa fossil genera genus greater groove haydeni Hypolagus incisor indicate individual internal known lack larger late lateral view length leporids LEROY less living lower lower jaw M₁ margin material Measurements middle Miocene molars muscle Mylagaulus North occlusal occur Oligocene ostracodes pattern Pleistocene position possibly posterior present primitive probably Punta Banda Quarry range Recent referred region relatively represented resembles ridge root salinity samples sand Santos Bay seems separated shallow shape shows side Silvisaurus skull slightly smaller species specimens stage structure suggests surface talonid teeth tooth transverse trigonid UNIVERSITY upper usually valve variation ventral wear width WOOD