(n.pl.) A division of Arachnoidea, including the daddy longlegs or harvestman (Phalangium) and many similar kinds. They have long, slender, many-jointed legs; usually a rounded, segmented abdomen; and chelate jaws. They breathe by tracheae. Called also Phalangides, Phalangidea, Phalangiida, and Opilionea.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). Phalangoidea. Retrieved September 23, 2026, from http://smartdefine.org/phalangoidea/definitions/2044521 |
| Chicago | Webster's. 2011. "Phalangoidea" http://smartdefine.org/phalangoidea/definitions/2044521 (accessed September 23, 2026). |
| Harvard | Webster's 2011, Phalangoidea, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/phalangoidea/definitions/2044521>. |
| MLA | Webster's. "Phalangoidea" 27 May 2011. Web. 23 September 2026. <http://smartdefine.org/phalangoidea/definitions/2044521> |