After his death, Numa Pompilius’s wife Egeria was transformed by Diana into one of these things. After leaving Hippothoon exposed in the woods to die, Alope was saved from her vengeful husband by being transformed into one of these things. (15[1])Ovid notes Byblis transformed into one of these things out of sorrow while chasing her love interest and brother Caunus. Heracles refused to leave Chios after his lover (*) Hylas was killed by a nymph inside one of these things. One of these things often invoked as a source of knowledge and art because of its association (-5[1])with the Muses is called the Pierian one. After producing a defective one of these things, Poseidon lost out becoming the patron god of Athens to Athena, who had made the olive tree. For 10 points, name these features, the sources of bodies inhabited by Naiads. ■END■ (10[1])