long-clawed prawn vs Palaemon australis

long-clawed prawn and Palaemon australis both are nouns.

Word	Noun	Adjective	Verb	Adverb
long-clawed prawn	Yes	No	No	No
Palaemon australis	Yes	No	No	No

As nouns, long-clawed prawn and Palaemon australis are synonyms defined as:

long-clawed prawn and Palaemon australis: large (a foot or more) edible freshwater prawn common in Australian rivers

Other synonyms of long-clawed prawn include river prawn.

long-clawed prawn (noun)	Palaemon australis (noun)
large (a foot or more) edible freshwater prawn common in Australian rivers	large (a foot or more) edible freshwater prawn common in Australian rivers