Metatomarctus - Wikipedia
Metatomarctus is an extinct genus of the Borophaginae subfamily of canids native to North America. It lived during the Early to Middle Miocene , 23–16 Mya , existing for approximately 7 million years [ 1 ] It was an intermediate-size canid, and …
More than 4,000 fossil vertebrate specimens, most of them isolated rodent teeth collected via screen washing and heavy-liquid separation techniques, were recov-ered from more than 100 fossil...
Thomas Farm – Florida Vertebrate Fossils - Florida Museum
2009年1月30日 · Biochronology (an early Hemingfordian age is indicated by the combined presence of the bear Phoberocyon, the mustelid Leptarctus, the rhino Floridaceras, and the canid Metatomarctus). Fossils are found in alternating beds of clay and calcareous sand, with occasional lenses or beds of limestone boulders.
(PDF) A Borophagine canid (Carnivora: Canidae ... - ResearchGate
2015年11月1日 · This new borophagine canid expands the sparse fossil record of this group in northeastern North America and furthers our knowledge of the fossil record of terrestrial taxa in this region.
Metatomarctus - mindat.org
Metatomarctus is an extinct genus of the Borophaginae subfamily of canids native to North America. It lived during the Early to Middle Miocene, 23—16 Mya, existing for approximately 7 million years It was an intermediate-size canid, and more predaceous than earlier borophagines.
Fossilworks: Metatomarctus canavus
Metatomarctus canavus: FSGS V5260, a mandible (right lower jaw with p2 and p4-m2). Its type locality is Thomas Farm , which is in a Hemingfordian terrestrial sandstone/claystone in the Alachua Formation of Florida.
Early Miocene Bear Dogs - Member Collections - The Fossil Forum
2015年1月28日 · I recently picked up some very rare Early Miocene carnivore material. These were all found in North Florida. This photo details the differences between five carnivore species from the Early Miocene. From left to right they are: Desmocyon, Metatomarctus, Borocyon, an undescribed Amphicyonid and Ph...
Brazilian fossils reveal homoplasy in the oldest mammalian jaw …
2024年9月25日 · Here we use micro-computed-tomography (μCT) scanning to analyse the jaw joint morphology of three key non-mammaliaform cynodont species and identify the oldest example of a dentary–squamosal ...
Metatomarctus - Wikiwand
Metatomarctus is an extinct genus of the Borophaginae subfamily of canids native to North America. It lived during the Early to Middle Miocene , 23–16 Mya , existing for approximately 7 million years [1] It was an intermediate-size canid, and …
A 225-million-year-old fossilized jaw joint shifts evolutionary ...
2024年9月25日 · Now, a 225-million-year-old fossilized jaw joint appears to represent the oldest example of a type of joint that has helped make mammals what they are today. This skeletal structure reveals that...