
Plotosus is a genus of eeltail catfishes native to the Indian Ocean, the western Pacific Ocean and New Guinea. There are currently nine recognized species in this genus: P. canius originates from coastal regions of Thailand, Sundaland, Sulawesi, Moluccas, and India, and into the lower Mekong River. P. fisadoha is known only from Southeastern Madag...
Found on
http://en.wikipedia.org/wiki/Plotosus

(from the article `mechanoreception`) ...Such structures, for example, are found on the head of all the elasmobranchs (e.g., sharks and rays), and are called ampullae of Lorenzini. ...
Found on
http://www.britannica.com/eb/a-z/p/81
No exact match found.