TETRANEUMONA


Meaning of TETRANEUMONA in English

( n. pl. )

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's Revised Unabridged English Dictionary.      Пересмотренный полный словарь английского языка Webster.