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Crown clade:
Theria
Parker & Haswell 1897 [McKenna 1975]
(mammal)
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Entity:
[Boreosphenida] (Subclass) - tribotherians
..[†Aegialodonta] (Order)
..[†Palaeomolops] (Genus)
..[†Slaughteria] (Genus)
..[Theria] (Clade)
....[†Anisorhizus] (Genus)
....[Eutheria] (Clade)
....[Metatheria] (Clade)
Basic information
Period
:
Early Cretaceous - Present [145 Ma - present]
Status
:
extant
Paleontology
Period
:
130.0 Mya - present
Ref:
M.A. O'Leary et al., 2013
: table S2 (p. 85).
©2004-2026 Universal Taxonomic Services
Last updated:
28 Aug 2026