a larval form constituting a stage in the development of most molluscs and of certain worms, esp. marine annelids, characterized by a spheroidal…
| 单词 | θ32592 |
| 释义 | the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > Trochozoa > [noun] > member of (2) trochosphere1883 a larval form constituting a stage in the development of most molluscs and of certain worms, esp. marine annelids, characterized by a spheroidal… trochozoon1890 one of the Trochozoa, a collective term for those molluscs, annelids, etc. which pass through a trochosphere larval stage, or for such larvæ; also… |
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