Monotremes[2] | |
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A short-beaked echidna, a platypus, a Steropodon reconstruction, an a wastren lang-beaked echidna | |
Scientific classification | |
Kinrick: | Animalia |
Phylum: | Chordata |
Cless: | Mammalia |
Subcless: | Prototheria |
Order: | Monotremata C.L. Bonaparte, 1837[3] |
Subgroups | |
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Monotremes (frae the Greek μονός monos "single" + τρῆμα trema "hole", referrin tae the cloaca) are mammals that lay eggs (Prototheria) insteid o givin birth tae live young lik marsupials (Metatheria) an placental mammals (Eutheria).