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Monotypic taxon:
Subclass
Prototheria
Gill, 1872
- monotremes
(mammal)
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Entity:
Mammalia (Class) - mammals
..Theriimorpha (Clade)
..Prototheria (Subclass) - monotremes
....Yinotheria (Clade)
Locations (ecological regions: 1)
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Last updated:
21 Sep 2025