Derivatives of Entodermal Intestinal Canal 34
PART I. ANATOMY OF THE PERITONEUM AND ABDOMINAL CAVITY 39
COMPARATIVE ANATOMY OF FOREGUT AND STOMACH 42
I. Intestinal Rotation and Definition of Adult Segments of the Intestinal Canal 58
II. Demonstration of Intestinal Rotation in the Lower Mammalia 67
Peritoneal and Visceral Relations in the Infra-colic Compartment of the Abdominal Cavity in the Adult 74
Part II. ANATOMY OF THE PERITONEUM IN THE SUPRA-COLIC COMPARTMENT OF THE ABDOMEN 99
_b._ Changes in Direction and Extent of Dorsal Mesogastrium 103
_c._ Development of Spleen and Pancreas in the Dorsal Mesogastrium and Changes in the Disposition of the Great Omentum 108
Development of Pancreas in Lower Vertebrates 115
Comparison of Embryonal Stages during the Development of the Human Dorsal Mesogastrium, Spleen and Pancreas with the Permanent Adult Condition of the same Structures in Lower Mammalia 126
1. Spleen, Pancreas and Great Omentum of Cat 127
2. Relation of Great Omentum to Transverse Colon, Transverse Mesocolon and Third Part of Duodenum 129
_C._ Development of Vascular System of Liver 145
Comparative Anatomy of the Hepatic Venous Circulation 154
Relation of Hepatic Peritoneum to the “Lesser Sac” 174
Caudal Boundary of Foramen of Winslow 178
PART III. LARGE AND SMALL INTESTINE, ILEO-COLIC JUNCTION AND CÆCUM 189
I. GENERAL REVIEW OF MORPHOLOGY AND PHYSIOLOGY OF THE VERTEBRATE INTESTINE 190
II. SERIAL REVIEW OF THE ILEO-COLIC JUNCTION AND CONNECTED STRUCTURES IN VERTEBRATES 200
III. PHYLOGENY OF THE TYPES OF ILEO-COLIC JUNCTION AND CÆCUM IN THE VERTEBRATE SERIES 217
1. Symmetrical Form of Ileo-colic Junction; Mid- and End-gut in Direct Linear Continuity 221
2. Asymmetrical Development of a Single Cæcal Pouch, lateral to the Ileo-colic Junction, Mid- and End-gut Preserving their Linear Continuity 223
3. Rectangular Ileo-colic Junction, with Direct Linear Continuity of Cæcum and Colon 225
IV. STRUCTURE OF CÆCAL APPARATUS AND SPECIALIZED MORPHOLOGICAL CHARACTERS OF COLON IN RODENTS AND UNGULATES 229
2. Structural Modifications of Proximal Segment of Colon analogous in their Functional Significance to the Cæcal Apparatus 230
V. CÆCAL APPARATUS AND COLON IN HYRAX. 234
PART IV. MORPHOLOGY OF THE HUMAN CÆCUM AND VERMIFORM APPENDIX 237