Morphological description of spontaneous pelvic fin loss in a neotropical cichlid fish.

Abstract excerpt

Pelvic fins are a characteristic structure of the vertebrate Bauplan. Yet, pelvic fin loss has occurred repeatedly across a wide diversity of other lineages of tetrapods and at least 48 times in teleost fishes. This pelvic finless condition is often associated with other morphological features such as body elongation, loss of additional structures, and bilateral asymmetry. However, despite the remarkable...

Topics

Share this publication in a Topic to start or enrich a Post.

• Share to Animal Fins
• Share to Cichlids
• Share to Muscles