English English Dictionary
Result for Tetractinellida
Tetractinellida
(n. pl.)
A division of Spongiae in which the spicules are siliceous and have four branches diverging at right angles. Called also Tetractinellinae.
Result for Tetractinellida
A division of Spongiae in which the spicules are siliceous and have four branches diverging at right angles. Called also Tetractinellinae.