**Aenigmanu**
**Definition:**
Aenigmanu is a genus of extinct marine reptiles belonging to the family Pliosauridae, known from the Late Jurassic period. It is characterized by its large size and distinctive skull morphology.
**Article**
### Overview
Aenigmanu is a genus of pliosaurid plesiosaurs that lived approximately 150 million years ago during the Late Jurassic. Fossils attributed to this genus have been discovered in marine sedimentary deposits, indicating it was a dominant predator in its ecosystem.
### Description
The genus is notable for its robust skull and powerful jaws, adapted for capturing large prey. Its anatomy suggests it was an apex predator, feeding on fish and other marine reptiles.
### Significance
Aenigmanu contributes to the understanding of pliosaur diversity and evolution during the Jurassic period. Its unique features help paleontologists study the ecological roles of marine reptiles in prehistoric oceans.
**Meta Description:**
Aenigmanu is an extinct genus of large pliosaurid marine reptiles from the Late Jurassic, known for its distinctive skull and role as an apex predator.