Chapter VIII: The Segments Belonging to the Trigeminal Nerve-Group

The prosomatic segments of the vertebrate--Number of segments
belonging to the trigeminal nerve-group--History of cranial
segments--Eye-muscles and their nerves--Comparison with the
dorso-ventral somatic muscles of the scorpion--Explanation of the
oculomotor nerve and its group of muscles--Explanation of the
trochlear nerve and its dorsal crossing--Explanation of the abducens
nerve--Number of segments supplied by the trigeminal nerves--
Evidence of their motor nuclei--Evidence of their sensory ganglia--
Summary 257