Notharctus is a genus of adapiform primate that lived in North America and Europe during the late to middle Eocene. The body form of Notharctus is similar...

established as a primate. Notharctus tenebrosus most resembles modern-day lemurs, although they are not directly related. Notharctus tenebrosus belonged to...

Notharctus tenebrosus, American Museum of Natural History, New York...

Notharctus...

remains of Notharctus have linked notharctine locomotion with that of living lemurs. There is also evidence of canine sexual dimorphism in Notharctus which...

†Plesiopithecus †Sulaimanius †Notharctidae Cantius Copelemur Hesperolemur Notharctus Pelycodus Smilodectes †Ekgmowechashalidae Bugtilemur Ekgmowechashala Gatanthropus...

Notharctidae Temporal range: 56.0–33.9 Ma PreꞒ Ꞓ O S D C P T J K Pg N Eocene Notharctus tenebrosus Scientific classification Domain: Eukaryota Kingdom: Animalia...

†Plesiopithecus †Sulaimanius †Notharctidae Cantius Copelemur Hesperolemur Notharctus Pelycodus Smilodectes †Ekgmowechashalidae Bugtilemur Ekgmowechashala Gatanthropus...

fusion of the mandibular symphysis was common in adapiforms, notably Notharctus. Also, several extinct giant lemurs exhibited a fused mandibular symphysis...

range: 56.0–11.1 Ma PreꞒ Ꞓ O S D C P T J K Pg N Eocene – Late Miocene Notharctus tenebrosus Scientific classification Domain: Eukaryota Kingdom: Animalia...

†Plesiopithecus †Sulaimanius †Notharctidae Cantius Copelemur Hesperolemur Notharctus Pelycodus Smilodectes †Ekgmowechashalidae Bugtilemur Ekgmowechashala Gatanthropus...

†Plesiopithecus †Sulaimanius †Notharctidae Cantius Copelemur Hesperolemur Notharctus Pelycodus Smilodectes †Ekgmowechashalidae Bugtilemur Ekgmowechashala Gatanthropus...

scattered vertebrae of others, like the dog-sized Meniscotherium and Notharctus, one of the first primates. The earliest bats known from complete skeletons...

North America and has been hypothesized to be the direct ancestor of Notharctus in North America. The evolution of Cantius is characterized by a significant...

†Plesiopithecus †Sulaimanius †Notharctidae Cantius Copelemur Hesperolemur Notharctus Pelycodus Smilodectes †Ekgmowechashalidae Bugtilemur Ekgmowechashala Gatanthropus...

developed as Notharctus. The shape of the molars indicates that Pelycodus, like Cantius and unlike later folivorous Notharctines such as Notharctus and Smilodectes...

†Plesiopithecus †Sulaimanius †Notharctidae Cantius Copelemur Hesperolemur Notharctus Pelycodus Smilodectes †Ekgmowechashalidae Bugtilemur Ekgmowechashala Gatanthropus...

†Plesiopithecus †Sulaimanius †Notharctidae Cantius Copelemur Hesperolemur Notharctus Pelycodus Smilodectes †Ekgmowechashalidae Bugtilemur Ekgmowechashala Gatanthropus...

†Plesiopithecus †Sulaimanius †Notharctidae Cantius Copelemur Hesperolemur Notharctus Pelycodus Smilodectes †Ekgmowechashalidae Bugtilemur Ekgmowechashala Gatanthropus...

†Plesiopithecus †Sulaimanius †Notharctidae Cantius Copelemur Hesperolemur Notharctus Pelycodus Smilodectes †Ekgmowechashalidae Bugtilemur Ekgmowechashala Gatanthropus...

†Plesiopithecus †Sulaimanius †Notharctidae Cantius Copelemur Hesperolemur Notharctus Pelycodus Smilodectes †Ekgmowechashalidae Bugtilemur Ekgmowechashala Gatanthropus...

†Plesiopithecus †Sulaimanius †Notharctidae Cantius Copelemur Hesperolemur Notharctus Pelycodus Smilodectes †Ekgmowechashalidae Bugtilemur Ekgmowechashala Gatanthropus...

The plesiadapiform Plesiadapis cookei (right), compared to Notharctus tenebrosus (left), an early crown primate. Both come from Eocene Wyoming, though...

†Plesiopithecus †Sulaimanius †Notharctidae Cantius Copelemur Hesperolemur Notharctus Pelycodus Smilodectes †Ekgmowechashalidae Bugtilemur Ekgmowechashala Gatanthropus...

†Plesiopithecus †Sulaimanius †Notharctidae Cantius Copelemur Hesperolemur Notharctus Pelycodus Smilodectes †Ekgmowechashalidae Bugtilemur Ekgmowechashala Gatanthropus...

†Plesiopithecus †Sulaimanius †Notharctidae Cantius Copelemur Hesperolemur Notharctus Pelycodus Smilodectes †Ekgmowechashalidae Bugtilemur Ekgmowechashala Gatanthropus...

†Plesiopithecus †Sulaimanius †Notharctidae Cantius Copelemur Hesperolemur Notharctus Pelycodus Smilodectes †Ekgmowechashalidae Bugtilemur Ekgmowechashala Gatanthropus...

†Plesiopithecus †Sulaimanius †Notharctidae Cantius Copelemur Hesperolemur Notharctus Pelycodus Smilodectes †Ekgmowechashalidae Bugtilemur Ekgmowechashala Gatanthropus...

Notharctidae Notharctus N. sp. Lake Gosiute A notharctid adapiform. Smilodectes S. gracilis Lake Uinta A notharctid adapiform. Formerly included in Notharctus matthewi...

P. cookei compared to Notharctus tenebrosus (left), an early true primate. Both come from Eocene Wyoming, though the latter is slightly geologically younger...