Southern lanternshark
The southern lanternshark, Etmopterus granulosus, is a shark of the family
Family (biology)
In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...

Etmopteridae is a family of sharks in the order Squaliformes, commonly known as lantern sharks. Their name comes from the presence of light-producing photophores on their bodies. The members of this family are small, under long, and are found in deep waters worldwide. There are 45 species in five...

 found in the southeast Pacific between latitude
In geography, the latitude of a location on the Earth is the angular distance of that location south or north of the Equator. The latitude is an angle, and is usually measured in degrees . The equator has a latitude of 0°, the North pole has a latitude of 90° north , and the South pole has a...

s 29°S
29th parallel south
The 29th parallel south is a circle of latitude that is 29 degrees south of the Earth's equatorial plane. It crosses the Atlantic Ocean, Africa, the Indian Ocean, Australasia, the Pacific Ocean and South America....

 and 59°S
59th parallel south
The 59th parallel south is a circle of latitude that is 59 degrees south of the Earth's equatorial plane. No land lies on the parallel—it crosses nothing but ocean.Starting at the Prime Meridian and heading eastwards, the parallel 59° south passes through:...

, at depths of between 220 and 1,460 m. Its length is up to 60 cm.

Reproduction is ovoviviparous, with 10 to 13 pups in a litter, length at birth about 18 cm.
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