MS9. -St. JaiDCt's Cocl^le. 



S67S.— OrbicuUr Sullop. 



88T4, — Squamous I.im^ 



OiTl. -Gibbous Scallop. 



2875.— Spondyloid l^um. 



2870.— Fl(mntierSc.«Uop. 



k873.— Sinuous Ilttiiiites. 



£876.— Incurvoil Grj-phxa. 



256 



