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AN EPITOME OF JAINISM. 38. (i) Vajra rishava nararcha sam
hanana karma-is the set of actioncurrents which determines bonny joints of the strongest characters. In this kind of joints, the bones are not merely joined together by mutual interpenetration but there is a bony projection (vajra) along the joints with a cover upon it, making these immoveable ; such being the case
these joints are not easy of dislocation. 39. (ii) Rishava når&cha samhanana
"karma-means the set of actioncurrents determining the skeletal joints by mere interpenitration and without a vajra as in the ball and
the socket joint of the hip. 40. (iii) Nar&ch samhanana karma-denotes
set of action-currents determining the skeletal joints in the same manner as in the previous one but
without any tissue cover. 41. (iv) Ardha nåråcha samhanana karma
-is the set of action-currents which determines the character of the joint at one end of the bone in the manner
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