Unique Characteristics: Eyes minute, almost entirely concealed by skin. Entire inner margin of pelvic fins connected with side of tail.
| Family | Scientific Name | Author | Year | Common Name |
| Narcinidae | Benthobatis marcida | Bean and Weed | 1909 | Deepsea Electric Ray |
Benthobatis marcida
Unique Characteristics: Eyes minute, almost entirely concealed by skin. Entire inner margin of pelvic fins connected with side of tail.
Similar Species:
Narcine bancroftii, Lesser Electric Ray
Lesser Electric Ray, Narcine bancroftii. Eyes normally developed, not concealed almost entirely by skin. Distal section of inner margin of pelvic fins free of side of tail.



