La Saussaye, P. D. Chantepie de. Religion of the Teutons, Index (Boston and London, 1902).
Campbell, J. F. The Celtic Dragon-Myth (Edinburgh, 1911).
Articles "Celts," "Cuchulainn Cycle," "Feinn Cycle" in Hastings's Encyclopædia of Religion and Ethics.
Collignon, M. Manual of Mythology in Relation to Greek Art (translated and enlarged by Jane E. Harrison) (London, 1899).
Article "Female Principle" in Hastings's Encyclopædia of Religion and Ethics.
Curtin, J. Myths of the Modocs (Boston, 1912).
Article "Animal" [on cults of animals, plants, stones, waters] in La Grande Encyclopédie, section iv, "Mythology" (Paris).[601]
Thomas, N. W. Article "Animals" (in Hastings's Encyclopædia of Religion and Ethics); Article "Animal-Worship" (in Encyclopædia Britannica, 11th ed.).
Tylor, E. B. Primitive Culture, Index, s.vv. Stock-and Stone-Worship, Mountain, River-Worship (London, 1891).
Cooke, S. A. Article "Tree-Worship" (in Encyclopædia Britannica, 11th ed.).