yellow jacket vs Vespula maculifrons

yellow jacket and Vespula maculifrons both are nouns.

Word	Noun	Adjective	Verb	Adverb
yellow jacket	Yes	No	No	No
Vespula maculifrons	Yes	No	No	No

As nouns, yellow jacket and Vespula maculifrons are synonyms defined as:

yellow jacket and Vespula maculifrons: small yellow-marked social wasp commonly nesting in the ground

Other synonyms of yellow jacket include yellow hornet.

yellow jacket (noun)	Vespula maculifrons (noun)
small yellow-marked social wasp commonly nesting in the ground	small yellow-marked social wasp commonly nesting in the ground
a barbiturate (trade name Nembutal) used as a sedative and hypnotic and antispasmodic