It’s not Limbourg, but an artist with this surname is thought to be the “Master of the Shadows” behind Très Riches Heures du Duc de Berry. A 2020 restoration of a painting by an artist with this surname revealed strikingly humanoid features in one (10[1])animal. In that work, an artist with this surname portrayed large nudes of Adam and Eve on the outer portions, and used the central panel to depict blood from a sacrificial animal pouring into a chalice. (-5[1])Artists with this surname created the panels The Just Judges and Adoration of the Mystic Lamb. For 10 points, give the surname of the Dutch brothers (-5[1])Hubert (10[1])and Jan, (10[1])who created the Ghent Altarpiece and one of whom (-5[1])painted The Arnolfini (0[1])Portrait. (10[2])■END■ (10[1])