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Nannippus aztecus Mooser 1968 (hipparionine horse)

Osteichthyes - Perissodactyla - Equidae

PaleoDB taxon number: 48954

Full reference: O. Mooser. 1968. Fossil Equidae from the Middle Pliocene of the Central Plateau of Mexico. The Southwestern Naturalist 13(1):1-12

Belongs to Nannippus according to R. C. Hulbert 1990

Sister taxa: Nannippus beckensis, Nannippus lenticularis, Nannippus minor, Nannippus morgani, Nannippus parvulus, Nannippus peninsulatus, Nannippus venustus, Nannippus westoni

Type specimen: FO 873, a maxilla (fragment of right maxillary with P3-M3)

Ecology: ground dwelling grazer

Average measurements (in mm): P3 16.1 x 14.8, P4 14.8 x 13.8, M1 14.1 x 13.4, m1 13.5 x 7.3