brine shrimp vs branchiopodan

brine shrimp and branchiopodan both are nouns.

Word	Noun	Adjective	Verb	Adverb
brine shrimp	Yes	No	No	No
branchiopodan	Yes	Yes	No	No

As nouns, branchiopodan is a hypernym of brine shrimp; that is, branchiopodan is a word with a broader meaning than brine shrimp:

brine shrimp: common to saline lakes
branchiopodan: aquatic crustaceans typically having a carapace and many pairs of leaflike appendages used for swimming as well as respiration and feeding

Other hypernyms of brine shrimp include branchiopod, branchiopod crustacean.

brine shrimp (noun)	branchiopodan (noun)
common to saline lakes	aquatic crustaceans typically having a carapace and many pairs of leaflike appendages used for swimming as well as respiration and feeding

brine shrimp (adjective)	branchiopodan (adjective)
	of or relating to or characteristic of the subclass Branchiopoda