Origin of monotreme
Words nearby monotreme
How to use monotreme in a sentence
Pseu′dodont, having false teeth, as a monotreme; Pseu′dodox, false.
The oviparous monotreme and the marsupial almost certainly represent lower mammalian ancestral stages.
Moreover, it requires a large amount of material to form a mammalian egg, such as that of the monotreme.
One monotreme egg represents more economy and saving than a thousand eggs of a worm.
It is enough that the living Monotreme and Marsupial so finely illustrate the transition from a reptilian to a mammalian form.The Story of Evolution|Joseph McCabe