Maurolicus
| Pearlsides Temporal range: Miocene to Present  | |
|---|---|
| Mueller's pearlside, Maurolicus muelleri | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Actinopterygii | 
| Order: | Stomiiformes | 
| Family: | Sternoptychidae | 
| Subfamily: | Maurolicinae | 
| Genus: | Maurolicus Cocco, 1838  | 
| Diversity | |
| 15 species | |
Maurolicus is an oceanic ray-finned fish genus which belongs in the marine hatchetfish family Sternoptychidae. They are commonly known as pearlsides, but the brilliant pearlside is the related Argyripnus iridescens. Occasionally, "bristle-mouth fishes" is used as a common name, but that usually refers to the genus Argyripnus or the family Gonostomatidae.