Bible Dictionaries
Tetraneumona

Webster's Dictionary

(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.

Bibliography Information
Webster, Noah. Entry for 'Tetraneumona'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​t/tetraneumona.html. 1828.