2015–2017 studies reshaped Ice Age horse taxonomy

The Shaman and the Philosopher - Ep. 36
Source: The Shaman and the Philosopher - Ep. 36 by Institute for Natural Philosophy

Studies published in 2015 and 2017 reshaped Ice Age horse taxonomy. Barrón-Ortiz et al. (2017) combined cheek-tooth morphology with ancient mitochondrial DNA and found greater lineage complexity than traditional species assignments recognized. Heintzman et al. (2015) used mitochondrial and nuclear genomic evidence to place New World stilt-legged horses in a distinct lineage, proposing the genus Harringtonhippus, including Harringtonhippus francisci.

Key facts

  • Barrón-Ortiz et al. (2017) combined cheek-tooth morphology with ancient mitochondrial DNA from late Pleistocene horses in western North America, revealing greater lineage complexity than traditional species assignments recognized.
  • Heintzman et al. (2015), not 2017, used mitochondrial and nuclear genomic evidence to place New World stilt-legged horses in a distinct lineage and proposed the genus Harringtonhippus.
  • The correct species name is Harringtonhippus francisci; the supplied post misspells the genus and the key facts misspell the species epithet.

Related stories

Sources

A new genus of horse from Pleistocene North America - PubMedpubmed.ncbi.nlm.nih.gov
Authors Peter D Heintzman 1. We therefore propose a new genus, Haringtonhippus, for the sole species H. francisci. ancient DNA; evolutionary ...
The geographic distribution of Haringtonhippus. Blue circles are ...researchgate.net
The stilt-legged horses are represented by a single lineage and species in eastern Beringia, Haringtonhippus francisci Hay, 1915 (Heintzman et al. 2017 , which ...
Haringtonhippus francisci (Hay 1915)—Harington's Stilt-legged Horseutep.edu
Heintzman et al. (2017) considered Haringtonhippus to be monospecific. They considered nine species names that have been considered by some authors to be stilt ...
Publication: A new genus of horse from Pleistocene North Americadash.harvard.edu
We therefore propose a new genus, Haringtonhippus, for the sole species H. francisci. Our combined genomic and phenomic approach to resolving the systematics of ...
New World stilt-legged horse - Roman Uchyteluchytel.com
Haringtonhippus is an extinct genus of equine from the Pleistocene of North America The genus is monospecific, consisting of the species H. francisci, ...
Index Catalog // CU Scholar - University of Colorado Boulderscholar.colorado.edu
Rethinking the evidence for early horse domestication at Botai. Creator: Taylor, William Timothy Treal and Barrón-Ortiz, Christina Isabelle; Academic ...
North American Caballines and Amerhippines of the Past 1 ...produccion.siia.unam.mx
Despite their rich fossil record, the systematics and taxonomy of North American Pleistocene horses remain unresolved. We evaluated a large sample of ...
A new genus of horse from Pleistocene North America - PMCpmc.ncbi.nlm.nih.gov
by PD Heintzman · 2017 · Cited by 99 — We therefore propose a new genus, Haringtonhippus, for the sole species H. francisci. Our combined genomic and phenomic approach to resolving the systematics of…
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