Word Study
semæostomata
CIDE DICTIONARY
semæostomata, n. pl. [NL., fr. Gr. a military standard + , , mouth.].
A division of Discophora having large free mouth lobes. It includes Aurelia , and Pelagia . Called also Semeostoma . See Illustr. under Discophora, and Medusa. [1913 Webster]
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