Gymnosomata


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Gym`no`so´ma`ta

    (jĭm´nô`sō´må`tå or jĭm´nô`sǒm´å`tå)
n. pl.1.(Zool.) One of the orders of Pteropoda. They have no shell.
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References in periodicals archive ?
Incluyen los ordenes Thecosomata y Gymnosomata (Lalli & Gilmer, 1989).
The Thecosomata and Gymnosomata of the Siboga-Expedition.
Pseudothecosomata, Gymnosomata and Heteropoda (Gastropoda).