Buddhist Dictionary of Pali Proper Names by G P Malalasekera
Samudda Vihāra
Samudda vihāra:A vihāra built by Mahādāthika Mahānāga (Mhv.xxxiv.90),but a monk,called Mahānāga,is said to have lived in the Samudda vihāra in the time of Dutthagāmanī (MT.606).Probably Mahādāthika only restored it.