Question

define biological classification of nacrine​

Answer 1

Answer:

Narcine is a genus of electric rays in the family Narcinidae. These species have a rounded pectoral fin disc and two dorsal fins, the first usually smaller than the second and placed behind the pelvic fin bases. The tail is longer than the disc and has a lateral fold.

Explanation:

Answer 2

Answer:

Narcine is a genus of electric rays in the family Narcinidae. These species have a rounded pectoral fin disc and two dorsal fins, the first usually smaller than the second and placed behind the pelvic fin bases. The tail is longer than the disc and has a lateral fold.

Genus: Narcine; Henle, 1834

Family: Narcinidae

Order: Torpediniformes

Class: Chondrichthyes