coelacanth vs Latimeria chalumnae

coelacanth and Latimeria chalumnae both are nouns.

Word	Noun	Adjective	Verb	Adverb
coelacanth	Yes	No	No	No
Latimeria chalumnae	Yes	No	No	No

As nouns, coelacanth and Latimeria chalumnae are synonyms defined as:

coelacanth and Latimeria chalumnae: fish thought to have been extinct since the Cretaceous period but found in 1938 off the coast of Africa

coelacanth (noun)	Latimeria chalumnae (noun)
fish thought to have been extinct since the Cretaceous period but found in 1938 off the coast of Africa	fish thought to have been extinct since the Cretaceous period but found in 1938 off the coast of Africa