Dipnoi

Etymology
From +.

Proper noun

 * 1) the lungfishes and their extinct relatives

Hypernyms

 * ; - clade;  - subphylum; Gnathostomata - infraphylum;  - superclass; Sarcopterygii - class
 * ; - subphylum; Gnathostomata - infraphylum; Sarcopterygii - superclass

Hyponyms

 * , - orders