Tirachoidea westwoodii

Tirachoidea westwoodii  is a species of stick insect in the order Phasmatodea. It is endemic to India, Myanmar, Thailand and Vietnam. The eggs of the stick insect are spheric, ca. 5 mm in length and have a three-lobed micropylar plate. The chorion of the eggs are hard to cut and consist of the three layers mineralized with calcium carbonate and calcium oxalate.