Figure 2a: adapted from: Hildebrand, M. (1974) Analysis of Vertebrate Structure, copyright © 1974, John Wiley & Sons, Inc. This material is used by permission of John Wiley & Sons, Inc.; Figure 2b: adapted from: Courtesy of Caroline Pond ©
Figure 2a: adapted from: Hildebrand, M. (1974) Analysis of Vertebrate Structure, copyright © 1974, John Wiley & Sons, Inc. This material is used by permission of John Wiley & Sons, Inc.; Figure 2b: adapted from: Courtesy of Caroline Pond