. Report on the scientific results of the voyage of H. M. S. Challenger during the years 1873-76 under the command of Captain George S. and the late Captain Frank Tourle Thomson, R. N. lobe separated iutolappets by a sulcus. two PL, Posterior lobe. cc, Ciliated canal to the , Lateral nerve-stem, with fibrous coreand cellular coating. ■eg, Innervation for the respiratory part of the oesophagus (n. vagiLs).2m, Innervation for the , Cephalic nerves. Figs. 1-9. Uupolia glardii, n. sp. Reconstructions of the brain-lobes from a series of sections. Figs 1, 2, 3, 4, 8 r


. Report on the scientific results of the voyage of H. M. S. Challenger during the years 1873-76 under the command of Captain George S. and the late Captain Frank Tourle Thomson, R. N. lobe separated iutolappets by a sulcus. two PL, Posterior lobe. cc, Ciliated canal to the , Lateral nerve-stem, with fibrous coreand cellular coating. ■eg, Innervation for the respiratory part of the oesophagus (n. vagiLs).2m, Innervation for the , Cephalic nerves. Figs. 1-9. Uupolia glardii, n. sp. Reconstructions of the brain-lobes from a series of sections. Figs 1, 2, 3, 4, 8 represent the outward aspect, viewed from different sides. Figs. 5, 6, 7, 9 represent the fibrous core ; the extension of the ganglion cells enclosing this core being indicated by faint 1, 5. Seen from 2, 6. Seen from 4, 7. Seen laterally and 3. Seen from 8, 9. Seen laterally and inwardly (after section of the commissm-e and removal of the left half). In figs. 5 and 6 the course of the ciliated canal is specially Indicated ; in the former figure by a red outline. The Voya>,e of HMS ChalleniVer Nemerlea PiY dcm. L.\- ^ - SL PL h dcm vfe*^


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