Of which animal are 'eohippus' and 'mesohippus' ancient ancestors?

Good to know! Horses are amazing!

Keith, You misuse the word "debunked".

hippus means horse in greek.

Eohippus has been debunked, and its name has been changed to hyracotherium. See "Icons of Evolution" by Jonathan Wells.

look at the picture, what does it remind you of?

yep amazing 👏