Description
Polycera quadrilineata is a sea slug, a species of dorid nudibranch. It is a marine gastropod mollusc in the family Polyceridae. The specific epithet quadrilineata means four-lined and refers to the four longitudinal black lines present on the original specimen. This species is sometimes called the fourline nudibranch. ... Read more in SeabookLocations
- Norway
 - Mediterranean Sea
 - Greenland
 - Monaco
 - Spain
 - +21 locations in Seabook
 
Colors
                                        transparent
                                    
                                                                    
                                        white
                                    
                                                                    
                                        black
                                    
                                                                    
                                        grey
                                    
                                                                    
                                        yellow
                                    
                                                                    
                                        orange
                                    
                                                            Habitat and Environment
Benthic
Rocks
Social Behaviour
Solitary