Xenarthra

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Related to Xenarthran: order Edentata

Xenarthra

[zə′när·thrə]
(vertebrate zoology)
A suborder of mammals in the order Edentata including sloths, anteaters, and related forms; posterior vertebrae have extra articular facets and vertebrae in the hip, and shoulder regions tend to be fused.
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References in periodicals archive ?
The difference in hardness of the inner and outer dentine layers is extreme and causes the complex wear facets seen in many xenarthrans (Naples 1982, 1995).
Molecular phylogeny of living xenarthrans and the impact of character and taxon sampling on the placental tree rooting.
128-156, en: Mammals of South America, Volume 1: Marsupials, Xenarthrans, Shrews and Bats.