Physophora
/fʌɪˈsɒf(ə)rə/Zoology
noun
A genus of pelagic siphonophores, characterized by a long hydrosome, a relatively small pneumatophore, and several nectocalyces; an animal of this genus.
Origin
Mid 19th century; earliest use found in Henry McMurtrie (1793–1865). From scientific Latin Physophora, genus name from physo- + -phora, neuter plural of -phorus.