The family of the insect order hemiptera having rotatory coxa is

Solution(By Examveda Team)

The family of the insect order Hemiptera having rotatory coxa is Lygaeidae and Pyrrhocoridae.
Hemiptera is an order of insects, commonly called true bugs, It is the largest order of hemimetabolous insects containing over 95,000 named species. The hind legs are raised and the femora are pressed tightly into curved indentations in the coxae.
Some predatory species are used in biological pest control; these include various nabids, and even some members of families that are primarily phytophagous, such as the genus Geocoris in the family Lygaeidae and Pyrrhocoridae.