jīvataḥ - alive; ca - and; antra - of his entrails; abhyuddhāraḥ - pulling out; śva-gṛdhraiḥ - by dogs and vultures; yama-sādane - in the abode of Yamarāja; sarpa - by serpents; vṛścika - scorpions; damśa - gnats; ādyaiḥ - and so on; daśadbhiḥ - biting; ca - and; ātma-vaiśasam - torment of himself.

His entrails are pulled out by the hounds and vultures of hell, even though he is still alive to see it, and he is subjected to torment by serpents, scorpions, gnats and other creatures that bite him.