. The annals and magazine of natural history : zoology, botany, and geology. alopodes nouveaux du Calcairecarbonifere de ITrlande, Ann. 8oc. geol. de Belg. vol. ix., McSmoiros,p. 55, pi. V. figs. 3 &: 4 (erroneously stated to be pi. vi. figs. 3 & 4). Seesupra, p. 441. I See siq>ra, p. 43G, new or litth-hnoion Goniatltes/rom Ireland. 4-45 but its inner whorls are less inflated, Its umbilicus wider, itsumbilical margin more prominent, and the umbilical zone ofits outer whorl wider than in that species. Horizon and Localiti/. Both examples that I have seenare from the Carboniferous Limestone o
. The annals and magazine of natural history : zoology, botany, and geology. alopodes nouveaux du Calcairecarbonifere de ITrlande, Ann. 8oc. geol. de Belg. vol. ix., McSmoiros,p. 55, pi. V. figs. 3 &: 4 (erroneously stated to be pi. vi. figs. 3 & 4). Seesupra, p. 441. I See siq>ra, p. 43G, new or litth-hnoion Goniatltes/rom Ireland. 4-45 but its inner whorls are less inflated, Its umbilicus wider, itsumbilical margin more prominent, and the umbilical zone ofits outer whorl wider than in that species. Horizon and Localiti/. Both examples that I have seenare from the Carboniferous Limestone of St. Doulaghs,Co. Dublin, Ireland. GlypMoceras cordatum, sp. n. (Figs. 10, 11.) Sp. char. Shell discoidal, inflated, rather narrowly umbili-cated ; greatest thickness at a short distance from the umbilicalmargin, a little more tlian one half of the diameter of the shell;height of outer whorl a little less than one half of the diameterof the shell. Whorls (? number) ; inclusion about five sixths ;umbilicus deep, with angular margin and steep sides, about Fio-. Glyphioceras cordattan.—a, lateral view of the type specimen ; the lastseptum is seen near the commencement nf the outer whorl. Carbon-iferous Limestone: Little Islaud, Cork, Ireland. Drawn from anexample in the collection of Dr. A. PI. Foord, About threefifths natural size. one fourth of the diameter of the shell in width. Wiiorlcordate in cross section, a little wider than high ; indentedto nearly one half of its height by the preceding whorl;periphery narrowly convex and imperfectly defined by anobtuse ridge on each side, becoming acute near the apertureof the shell; sides feebly convex, with an obtuse ridge atAnn. & Mag. N. Hist. Ser 7. Vol. iii. 33 446 Mv. G. C. Click o?? sojiie about three fiftlis of the width of the side from the edge ofthe umbilicus, that becomes obsolete on the anterior part ofthe body-chamber; umbilical zone well defined, rathernarrow, nearly perpendicular to the plane of symmetry
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