Vedic Index of Names and Subjects v2.c4.s8.75

3. Śaṅkha Bābhravya (‘descendant of Babhru’) is the name of a teacher, a pupil of Rāma, in the Jaiminīya Upaniṣad Brāhmaṇa (iii. 41, 1; iv. 17, 1).