Moshe I Kalonymides

11. Moses I. (ben Meshullam)

Liturgical poet; lived at Rome or at Lucca about 850.

Two tahanunim of his are incorporated in the Mahzor: one, beginning with אנא ה' אלקי תשועתי, comprises thirty-eight lines of four words each; the other, beginning with מקור ישראל, consists of forty-six lines, with a double acrostic on the name of the author at the beginning of the line; translated into German by Zunz ("S. P." p. 193).

Referred to as Moses I at http://www.jewishencyclopedia.com/articles/9168-kalonymus and http://en.wikipedia.org/wiki/Kalonymos_family