The Canadian journal of industry, science and art . Pig. 169,—Stromatoporarugosa (Hall).. Pig. llO.—Jffaclurea Logani (Hall). 198 A POPULAR EXPOSITION OF THE (fig. 169), Maclurea Logani (fig. 170), Ormoceras (Orthoceras) tenui-filum (fig. 171), Ormoceras (Gonioceras) anceps (fig. 172), and otherorthoceratites with beaded siphuncle (see ante. Part IV.) Also speciesof Lituites, Cyrtoceras, and Phragmoceras (figs. 173, 174, and 175).

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Keywords: ., bookcentury1800, bookdecade1850, bookpublishertoron, bookyear1856