Tet`ra*pneu"mo*na (?), n. pl. [NL. See Tetra-, and Pneumo-.] Zool.

A division of Arachnida including those spiders which have four lungs, or pulmonary sacs. It includes the bird spiders (Mygale) and the trapdoor spiders. See Mygale.

 

© Webster 1913.

Editor's note. Originally noded under the misspelling Tetraneumona. - Gr.

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