They were Roman maidens seized and put to the torture as Christians in the persecution of Valerian (A.D. 254-A.D. 259) at Rome.

[1] In the catacombs of the Commodilla there was the grave of an Emerita.

Around 757 it was discovered under Pope Paul I, who had the relics transferred to the church of San Marcello al Corso, in Rome.

a legend formed of two martyrs similar to the story of Saint Afra.

[2] It is recorded that on April 5, 838, a monk named Felix appeared at Fulda with the remains of Saints Cornelius, Callistus, Agapitus, Georgius, Vincentius, Maximus, Cecilia, Eugenia, Digna, Emerita, and Columbana.