Shiva Purana
दधिवाहश्च ऋषभो मुनिरुग्रो ऽत्रिरेव च ॥ सुपालको गौतमश्च तथा वेदशिरा मुनिः ॥ ३ ॥
They were Dadhivāha, Ṛṣabha, Muni, Rugra and Atri. Supalaka and Gautama and the sage Vedashira.
english translation
dadhivAhazca RSabho munirugro 'trireva ca ॥ supAlako gautamazca tathA vedazirA muniH ॥ 3 ॥
hk transliteration by Sanscript