How To Use Metatherian In A Sentence

We discuss possible explanations for reduced female recombination in marsupials as a consequence of the metatherian characteristic of determinate paternal X chromosome inactivation.
The record of Mesozoic metatherians remains negligible or non-existent for southern landmasses, though the Tertiary record has greatly improved.
The metatherian opossum was used as an outgroup.
In each case, we used the maximum set of overlapping eutherian and metatherian taxa (appendix); some taxa were chimeric (appendix).
Traditionally, research has been directed at the in-depth comparisons of genome structure between metatherian and eutherian gene maps to better understand genome evolution.

If the metatherian patterns of skull development, tooth replacement and reproduction are correlated, deltatheroideans may already have possessed the basic marsupial reproductive pattern.
This order of metatherians contains two species, the marsupial moles (Notoryctes caurinus and Notoryctes typhlops; the status of N. caurinus has been questioned).
Recently this pattern of dental development has been hypothesized to be a synapomorphy of metatherians, and has been used to diagnose taxa in the fossil record.
In contrast, metatherian fossils from the Late Cretaceous are exclusively from Eurasia and North America (which formed the supercontinent Laurasia).