“phorozooid”的英英意思

单词	phorozooid
释义	phoroˈzooid Zool. [f. Gr. ϕορό-ς bearing + zooid.] One of the ‘foster forms’ in the sexual generation of Ascidians of the order Thaliacea. 1888Herdman in Encycl. Brit. XXIII. 615/2 Foster forms (phorozooids), which..do not become sexually mature, but..are set free as cask-shaped bodies with eight muscle bands and a ventral outgrowth..formed of the stalk by which the body was formerly united to the nurse.

　

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