Matsyapurana 6.40

6.40

elāpattramahāpadmadhṛtarāṣṭrabalāhakāḥ
śaṅkhapālamahāśaṅkhapuṣpadaṃṣṭraśubhānanāḥ //

Kadrû—a wife of Kaśyapa—gave birth to several thousand-hooded serpents, the principal ones of whom are :—Śeṣa, Vâsuki, Karkoṭa, Śaṅkha, Airâvata, Kambala, Dhanañjaya, Mahânila, Padma, Asvatara (mule), Takṣaka, Elâpattra, Mahâpadma, Dhritarâṣṭra, Balâhaka, Śankhapâla, Mahâsankha, Puṣpadaṃṣṭra, Śubhânanâ, Śankuromâ, Bahula, Vâmana Pâṇina, Kapila, Durmukha, and Patañjali.—38-41.