The Structure of Man: An Index to His Past History

abdominal adult Amniota Amphibians Anat ancestors animals Anthropoids Apes apparatus appear arch arises artery auditory become body bone brain branchial cartilage cartilaginous caudal cavity cervical rib Chimpanzee coccygeal cœlom Comparative Anatomy condition connected degeneration distal dorsal duct embryo eparterial bronchus extensor fact female flexor fore-limb frontal functional further fusion Gegenbaur girdle greater hair hind-limb HUMAN EMBRYO humerus hyoid integument intestine Jour later Lemuroidea limbs lobe lower Mammals lower Vertebrata lumbar lumbar vertebra male Mammalian Mammals mammary glands median mesonephros modifications molars Monotremata Müllerian duct muscles musculature nasal nerve normal occur olfactory Ontogeny organ origin pairs papillæ pelvis phylogenetic pinna platysma portion position posterior primitive races region Reptiles retrogressive ridges sacral segments shifting side skeletal skeleton skull so-called stage sternal sternum structure supernumerary teats tail teeth tendons thoracic thyroid tion transverse upper variations Veddahs ventral vertebral column Vertebrata vestiges