Cocco's lantern fish

Cocco's lantern fish (Lobianchia gemellarii), also called Gemellar's lanternfish, is a species of lanternfish.

Description
It maximum length is 6.0 cm. It has 16–18 dorsal soft rays and 13–15 anal soft rays. Males have a supracaudal gland, while females have an infracaudal luminous gland made of two heart-shaped scales, flanked by smaller, triangular luminous scales. It has photophores and a lateral line.

Habitat
Cocco's lantern fish is bathypelagic and oceanodromous, living at depths of 25 - 800 m in non-polar seas worldwide.

Behaviour
Cocco's lantern fish are oviparous, with planktonic eggs and larvae.

Etymology
The fish is named in honor of Italian geologist Carlo Gemellaro (1787-1866).