Contortion Wiki

Also, Mriga-Mukhasana

A cheststand (all of which are backbends) in which the legs are bent at the knee, and the knees extend to touch the floor, somewhere in the proximity of the performer's shoulders. The shins lie flat on the floor.

There I a variety of ways to get to this pose, which may have minor but significant effects on the resulting angles.

Kneeling Triple Fold, No hands triple Fold, Ankle grab into Triple Fold

Definition based on the Contortion Glossary by Greg Ullman and Tige Young

https://www.instagram.com/p/CMhq0zqsa0I/