Soteridas was a grammarian from Epidaurus

Epidaurus

Epidaurus was a small city in ancient Greece, at the Saronic Gulf. Two modern towns bear the name Epidavros : Palaia Epidavros and Nea Epidavros. Since 2010 they belong to the new municipality of Epidavros, part of the peripheral unit of Argolis...

, and the husband of Pamphile

Pamphile of Epidaurus

Pamphile of Epidaurus was an historian who lived in the reign of Nero. According to the Suda she was an Epidaurian; Photius describes her as an Egyptian by birth or descent, which may be reconciled by supposing that she was a native of Epidaurus, and that her family came from Egypt...

. He wrote a work on Orthography, Homer

Homer

In the Western classical tradition Homer , is the author of the Iliad and the Odyssey, and is revered as the greatest ancient Greek epic poet. These epics lie at the beginning of the Western canon of literature, and have had an enormous influence on the history of literature.When he lived is...

ic Enquiries, a Commentary on Menander

Menander

Menander , Greek dramatist, the best-known representative of Athenian New Comedy, was the son of well-to-do parents; his father Diopeithes is identified by some with the Athenian general and governor of the Thracian Chersonese known from the speech of Demosthenes De Chersoneso...

, On Metres, On Comedy, and a Commentary on Euripides

Euripides

Euripides was one of the three great tragedians of classical Athens, the other two being Aeschylus and Sophocles. Some ancient scholars attributed ninety-five plays to him but according to the Suda it was ninety-two at most...

. Pamphile's historical work was ascribed by some to him. The Suda

Suda

The Suda or Souda is a massive 10th century Byzantine encyclopedia of the ancient Mediterranean world, formerly attributed to an author called Suidas. It is an encyclopedic lexicon, written in Greek, with 30,000 entries, many drawing from ancient sources that have since been lost, and often...

has two articles on Soteridas which so nearly resemble each other that there can be little doubt that they are the same person. In the second entry, Soteridas is described as the father of Pamphile.