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Monotremes (/ˈmɒnətriːmz/) are
mammals of the
order Monotremata. They are the only
group of
living mammals that lay eggs,
rather than
bearing live young...
- the five
extant species of
monotremes,
mammals that lay eggs
instead of
giving birth to live young. Like
other monotremes, the
platypus has a
sense of...
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Echidnas (/ɪˈkɪdnəz/),
sometimes known as
spiny anteaters, are quill-covered
monotremes (egg-laying mammals)
belonging to the
family Tachyglossidae /tækiˈɡlɒsɪdiː/...
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Parvopalus (meaning "small opal") is an
extinct genus of
monotreme mammal from the Late
Cretaceous (Cenomanian)
Griman Cr****
Formation of Australia. The...
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Teinolophos is a
prehistoric species of
monotreme, or egg-laying mammal, from the Teinolophidae. It is
known from four specimens, each
consisting of a...
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based on
reproductive techniques: egg-laying
mammals (yinotherians or
monotremes - see also Australosphenida), and
mammals which give live
birth (therians)...
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Madagascar and Argentina, and
Cretaceous of
Australia and Argentina.
Monotremes have also been
considered a part of this
group in its
original definition...
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subclasses based on
reproductive techniques: egg
laying mammals (the
monotremes), and live
birth mammals. The
second subclass is
divided into two infraclasses:...
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Steropodon is a
genus of
prehistoric platypus-like
monotreme, or egg-laying mammal. It
contains a
single species,
Steropodon galmani, that
lived about...
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living monotremes, the
platypus and the echidnas, as well as
their closest fossil relatives, to the
exclusion of more
primitive fossil monotremes of uncertain...
