401. Malbranc, M. 1875. Von der Seitenlinie und ihre Sinnesorganen bei Amphibien. Leipzig. Zeit. f. wiss. Zool., XXVI, 24, pls. 1-4.
402. Mantell, G. A. 1851. Petrifactions and their teachings. Fossil Batrachians, 183.
403. ——. 1866. Wonders of geology. Labyrinthodonts, 551.
404. Marsh, O. C. 1862. Discovery of new Enaliosaurian remains in the Coal Formation of Nova Scotia. On the saurian vertebræ from Nova Scotia. Amer. Jour. Sci. and Arts, XXXIV, Mar. 1, pl. i, figs. 1-2. See also Neues Jahrb. Mineral., Geol. u. Paleon., 1863, 247; Canad. Nat. and Geol., VII, 205-213; Quart. Jour. Geol. Soc. London, XIX, 52-56; Huxley, Scientific Memoirs, II, 566.
405. ——. 1887. Eobatrachus agilis in the (Como Beds) Jura of North America. Amer. Jour. Sci., XXXIII, 328; Vertebrate fossils of the Denver Basin, Monograph U. S. Geol. Surv., XXVII, 508, 1897.
406. ——. 1894. Footprints of vertebrates in the Coal Measures of Kansas. Amer. Jour. Sci., XLVIII, 2d ser., July-Dec., 81-84, pls. ii-iii.
407. ——. 1896. Amphibian footprints from the Devonian. Amer. Jour. Sci. (4), II, 374-375, with
408. Matthew, G. F. 1903. New genera of Batrachian footprints of the Carboniferous system of eastern Canada. Canadian Record of Science, IX, No. 2, 99-111, with figs.
409. ——. 1903. An attempt to classify Paleozoic Batrachian footprints. Trans. Roy. Soc. Canada (2), IX (III), 1903, 109-121.