Lello da Orvieto explained

Lello da Orvieto was an Italian painter and mosaicist, active in Naples and Lazio between 1315 and 1340.^[1]

He was born in Orvieto and produced the 1322 or 1313 mosaic Enthroned Madonna with Saints Januarius and Restituta in Naples Cathedral - he signed it Lellus de Urb(evetere). Two frescoes are also attributed to him - the c.1315 Tree of Life in the cappella degli Illustrissimi in Naples Cathedral and the c.1320-1340 Redeemer and Saints in the Chapter House of the Poor Clares at Santa Chiara.

References

1. http://www.treccani.it/enciclopedia/lello-da-orvieto_(Dizionario_Biografico)/ Lello da Orvieto

Bibliography (in Italian)

• Ernst Gombrich, Dizionario della Pittura e dei Pittori, Einaudi Editore, 1997.
• Vinni Lucherini, 1313-1320 : il cosiddetto Lello da Orvieto, mosaicista e pittore, a Napoli, tra committenza episcopale e committenza canonicale, in El Trecento en obres, Art de Catalunya i art d'Europa al segle XIV, dir. R. Alcoy, Barcelone, Universitat de Barcelona, 2009, p. 185-216.
• Pierluigi Leone De Castris, Pietro Cavallini: Napoli prima di Giotto, Napoli 2013.