the Theory of Natural Selection," Part II, Part III, The Month, Vol. XI, 1869. "On the Use of the Term 'Homology'," The Annals and Magazine of Natural History, No. 32, 1870. "Evolution and its Consequences – A Reply to Professor Huxley," The Contemporary Review, Vol. XIX, 1872. "Contemporary Evolution," Part II, Part III, The Contemporary Review, Vols. XXII/XXIII, 1873/1874. "Instinct and Reason," The Contemporary Review, Vol. XXV, 1875. "Likenesses: or Philosophical Anatomy," The Contemporary Review, Vol. XXVI, 1875. "Natural History of the Kangaroo," Popular Science Monthly, Vol. VIII, 1876. "What are Bats?," Popular Science Monthly, Vol. IX, 1876. "Liberty of Conscience," The Dublin Review, Vol. XXVII, 1876. "Emotion," The American Catholic Quarterly Review, Vol. III, 1878. "The Meaning of Life," The Nineteenth Century, Vol. V, 1879. "The Government of Life," The Nineteenth Century, Vol. V, 1879. "On the Study of Natural History," The Contemporary Review, Vol. XXXV, 1879. "What are Living Beings?," The Contemporary Review, Vol. XXXV, 1879. "Animals and Plants," The Contemporary Review, Vol. XXXVI, 1879. "The Forms and Colours of Living Creatures," The Contemporary Review, Vol. XXXVI, 1879. "The Relation of Animals and Plants to Time," The Contemporary Review, Vol. XXXVII, 1880. "The Geography of Living Creatures," The Contemporary Review, Vol. XXXVII, 1880. "The Relation of Living Beings to One Another," The Contemporary Review, Vol. XXXVII, 1880. "Notes on Spain," Part II, Part III, The American Catholic Quarterly Review, Vol. V, 1880. "The Soul and Evolution," The American Catholic Quarterly Review, Vol. VI, 1881. "A Limit to Evolution," The American Catholic Quarterly Review, Vol. VIII, 1883. "On Catholic Politics," The Dublin Review, Vol. XCIII, 1883. "The Life and Times of Frederic II," Part II, Part III, The American Catholic Quarterly Review, Vol. IX, 1884. "Phases of Faith and Unfaith," The Catholic World, Vol. XXXIX, 1884. "Ecclesiastical Survivals and Revivals," The Catholic World, Vol. XL, 1885. "Organic Nature's Riddle," Part II, The Eclectic Magazine, Vol. XLI, 1885. "Modern Catholics and Scientific Freedom," The Nineteenth Century, Vol. XVIII, 1885. "A Tour in Catholic Teutonia," Part II, The Catholic World, Vol. XLII, 1886. "What Are Animals and Plants?," The American Catholic Quarterly Review, Vol. XI, 1886. "Notes on Colonial Zoology," The Contemporary Review, Vol. LI, 1887. "The Catholic Church and Biblical Criticism," The Nineteenth Century, Vol. XXII, 1887. "Catholicity and Reason," The Nineteenth Century, Vol. XXII, 1887. "The Future of Christianity," The Forum, Vol. III, 1887. "Laughter," The Forum, Vol. III,