Question

what is the mean of protothelia

Answer 1

Definition of Prototheria. : a subclass of Mammalia that is coextensive with Monotremata or in some classifications includes both Monotremata and Allotheria and that is represented in the recent fauna solely by the egg-laying platypus and echidnas.

Answer 2

If you are searching for prototheria see below.

Prototheria is the subclass to which the order Monotremata belongs. Most of the animals in this group are extinct. 

Hope this helps you .

Please mark my answer as brainliest.


THANKS!!!!