释义 |
DictionarySeeTrachymedusaeTrachylina
Trachylina[‚trak·ə′līn·ə] (invertebrate zoology) An order of moderate-sized jellyfish of the class Hydrozoa distinguished by having balancing organs and either a small polyp stage or none. Trachylina
Trachylina an order ofhydrozoan COELENTERATES in which the hydroid stage is suppressed. |