Betonnia is an extinct genus of cimolestid mammal which existed in New Mexico, during the early Paleocene (middle and late Puercan age). Its fossils have been recovered from the Nacimiento Formation, San Juan Basin, New Mexico. It was first named by Thomas E. Williamson, Anne Weil and Barbara Standhardt in 2011 and the type species is Betonnia tsosia.[1]

Betonnia
Temporal range: Early Paleocene, 64–63.3 Ma
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Cimolesta
Family: Cimolestidae
Genus: Betonnia
Williamson, Weil & Standhardt, 2011
Type species
Betonnia tsosia
Williamson, Weil & Standhardt, 2011

References

edit
  1. ^ Thomas E. Williamson, Anne Weil and Barbara Standhardt (2011). "Cimolestids (Mammalia) from the early Paleocene (Puercan) of New Mexico". Journal of Vertebrate Paleontology. 31 (1): 162–180. doi:10.1080/02724634.2011.539649. S2CID 83935653.