Tetractinellida
Te`trac`ti`nel´li`da
| n. pl. | 1. | (Zool.) A division of Spongiæ in which the spicules are siliceous and have four branches diverging at right angles. Called also Tetractinellinæ. |
| 单词 | tetractinellida | |||
| 释义 | TetractinellidaTe`trac`ti`nel´li`da
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