Excerpt from The Osteology and Myology of Amiurus Catus (L.) Gill Viewed as a whole the cranium is extensively flattened, tapering from behind forwards in depth, so that a vertical longitudinal section would present a triangular aspect. Posteriorly are seen the five processes characteristic of the Teleostean skull, those of the pterotics, epiotics, and the median elongated supraoccipital spine. N o well defined orbit is present, the postorbital process of the sphenotic being exceedingly small. A well marked antorbital process is, however, present, and in front of this at the anterior extremity of the skull two more lateral processes are formed by ossification of the lateral expansions of the ethmoid cartilage. On the upper surface of the skull are two median fontanelles, ' the anterior is the broadest, and is bounded by the frontals behind, and slightly by the niesethmoid in front the posterior, which is long, tapering posteriorly, is bounded in front by the frontals, and posteriorly separates the supraoccipital into two halves, nearly as far back as the posterior surface of the skull. In accordance with the flattening of the skull, the canal for2 the osteology 0f amiurus catl's. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.