*** Welcome to piglix ***

Opisthonema

Opisthonema
Opisthonema oglinum.jpg
Opisthonema oglinum (Atlantic thread herring)
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Clupeiformes
Family: Clupeidae
Genus: Opisthonema
T. N. Gill, 1861

Opisthonema, the thread herrings, is a genus of herring found in tropical waters of the Western Hemisphere. They get their name from a filamentous nature of the last ray of the dorsal fin. There are currently five members of this genus.



...
Wikipedia

...