Text surrounded by commentary, both in double columns; marginal notes in smaller type. The collection was made by Saint Raymundus de Pennaforte by order of Pope Gregory IX. Cf. T.p. verso. "In hac collectionem Bernardus de Botono ... glossas eruditissimas edidit."--T.p. verso. Title vignette (printer's device); initials. At end, Ludovico Bolognini's "Tabula" (p. 1-9) and his "Margverita Decretalivm" (p. 10-42)