WHAT ARE THE IMPORTANT YOGA MUDRAS ?

The following are the important Yoga Mudrās:
(1) Mahāmudrā
(2) Nabhomudrā
(3) Uddīyānam
(4) Jalandharam
(5) Mūlabandha
(6) Mahābandha
(7) Mahāvedha
(8) Khecarī
(9) Viparītakarī
(10) Yoni
(11) Vajrolī
(12) śakticālanī
(13) Tādāgī
(14) Māṇdukīmudrā
(15) śāmbhavī
(16) Pañcadhāraṇā
(17) Aśvinī
(18) Pāśinī
(19) Kākī
(20) Mātañgī
(21) Bhujanginī