| 释义 | DictionarySeeMysidacea Lophogastrida
 Lophogastrida[‚läf·ə′gas·trə·də]  (invertebrate zoology) A suborder of free-swimming marine crustaceans in the order Mysidacea characterized by imperfect fusion of the sixth and seventh abdominal somites, seven pairs of gills and brood lamellae, and natatory, biramous pleopods. |