lyre snake vs colubrid

lyre snake and colubrid both are nouns.

Word	Noun	Adjective	Verb	Adverb
lyre snake	Yes	No	No	No
colubrid	Yes	No	No	No

As nouns, colubrid is a hypernym of lyre snake; that is, colubrid is a word with a broader meaning than lyre snake:

lyre snake: mildly venomous snake with a lyre-shaped mark on the head; found in rocky areas from southwestern United States to Central America
colubrid: mostly harmless temperate-to-tropical terrestrial or arboreal or aquatic snakes

Other hypernyms of lyre snake include colubrid snake.

lyre snake (noun)	colubrid (noun)
mildly venomous snake with a lyre-shaped mark on the head; found in rocky areas from southwestern United States to Central America	mostly harmless temperate-to-tropical terrestrial or arboreal or aquatic snakes