Collectio Hadriano-Hispanica
From Clavis Canonum
A collection from the second half of the ninth century, drawing on Collectio Dionysio-Hadriana and the Collectio Hispana, extant in three manuscripts. The Ballerini dubbed it "Hadriano-Hispanica", Maassen refers to it as "Mit den Concilien der Hispana vermehrte Hadriana"