equid vs odd-toed ungulate

equid and odd-toed ungulate both are nouns.

Word	Noun	Adjective	Verb	Adverb
equid	Yes	No	No	No
odd-toed ungulate	Yes	No	No	No

As nouns, odd-toed ungulate is a hypernym of equid; that is, odd-toed ungulate is a word with a broader meaning than equid:

equid: hoofed mammals having slender legs and a flat coat with a narrow mane along the back of the neck
odd-toed ungulate: placental mammals having hooves with an odd number of toes on each foot

Other hypernyms of equid include perissodactyl, perissodactyl mammal.

equid (noun)	odd-toed ungulate (noun)
hoofed mammals having slender legs and a flat coat with a narrow mane along the back of the neck	placental mammals having hooves with an odd number of toes on each foot