Common name: Flabellina

Flabellina is a genus of colorful sea slugs, specifically nudibranchs, known for their striking forms and hues. These delicate creatures are often adorned with cerata, which are appendages that serve various functions including digestion and defense. They are a popular subject for underwater photographers and a fascinating addition to a reef aquarium, provided their specific dietary needs are met. Flabellina species typically feed on specific hydroids, anemones, or bryozoans, making them a specialist feeder in the aquarium setting.

1. 
   Common name: much-desired flabellina

   Scientific name: Flabellina exoptata
2. 
   Common name: purple aeolis

   Scientific name: Flabellina iodinea
3. 
   Common name: striped flabellina

   Scientific name: Flabellina lineata
4. 
   Common name: red-lined flabellina

   Scientific name: Flabellina rubrolineata