RT Journal Article SR Electronic T1 The skin of the rachitomous amphibian Eryops JF American Journal of Science JO Am J Sci FD American Journal of Science SP 822 OP 824 DO 10.2475/ajs.239.11.822 VO 239 IS 11 A1 Alfred Sherwood Romer A1 Robert V. Witter YR 1941 UL http://www.ajsonline.org/content/239/11/822.abstract AB