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Show 1884.] MR. W. F. R. WELDON ON CALLITHRIX GIGOT. 9 is a small postero-parietal fissure, and a superofrontal which is short. Tbe occipital lobe exhibits traces of division into gyri. Fig. 4. Larynx of Callithrix gigot, 2 • jr. from the E. side, x 2. Fig. 5. Fig. 6. Drain of Callithrix gigot, natural size. Sy. Fissure of Sylvius; p.p., postero-parietal fissure; a.t., antero-temporal fissure; a??., angular gyrus; cm., calloso-marginal fissure ; ca., calcarine fissure. On the inner surface the calloso-marginal and calcarine fissures are simple and well developed. |