dobson fly vs Corydalus cornutus

dobson fly and Corydalus cornutus both are nouns.

Word	Noun	Adjective	Verb	Adverb
dobson fly	Yes	No	No	No
Corydalus cornutus	Yes	No	No	No

As nouns, dobson fly and Corydalus cornutus are synonyms defined as:

dobson fly and Corydalus cornutus: large soft-bodied insect having long slender mandibles in the male; aquatic larvae often used as bait

Other synonyms of dobson fly include dobson, dobsonfly.

dobson fly (noun)	Corydalus cornutus (noun)
large soft-bodied insect having long slender mandibles in the male; aquatic larvae often used as bait	large soft-bodied insect having long slender mandibles in the male; aquatic larvae often used as bait