From WordNet (r) 3.0 (2006): Hyperotreta n 1: hagfishes as distinguished from lampreys [syn: Myxiniformes, suborder Myxiniformes, Hyperotreta, suborder Hyperotreta, Myxinoidei, Myxinoidea, suborder Myxinoidei]
Hyperotreta n 1: hagfishes as distinguished from lampreys [syn: Myxiniformes, suborder Myxiniformes, Hyperotreta, suborder Hyperotreta, Myxinoidei, Myxinoidea, suborder Myxinoidei]
