. Bulletin of the Buffalo Society of Natural Sciences. Natural history -- New York (State); Natural history. 177 Glauconome carinata. Hall. (Fig. 74.) (Pal. N. Y., Vol. VI., p. 278, PI. LXVI.) Distinguishing Characters.— Small size; broad central rachis; thin, short, lateral branches; flattened, non-cellulif- erons face, with three prominent ridges or carina-; circular apertures; comparatively strong peristomes; prominent carina between ranges of apertures. Found in the "Hamilton Group, in Eighteen Mile Creek, Erie County, N. ; (Hall, type.) Genus BOTRYLLOPORA. Nicholson. [Ety. : B
. Bulletin of the Buffalo Society of Natural Sciences. Natural history -- New York (State); Natural history. 177 Glauconome carinata. Hall. (Fig. 74.) (Pal. N. Y., Vol. VI., p. 278, PI. LXVI.) Distinguishing Characters.— Small size; broad central rachis; thin, short, lateral branches; flattened, non-cellulif- erons face, with three prominent ridges or carina-; circular apertures; comparatively strong peristomes; prominent carina between ranges of apertures. Found in the "Hamilton Group, in Eighteen Mile Creek, Erie County, N. ; (Hall, type.) Genus BOTRYLLOPORA. Nicholson. [Ety. : Botryllos, cluster; poros, pore.] (1874: Geol. Mag. N. S., Vol. I., p. 160.) Bryozoum consisting of small discoidal bodies, which occur either singly or in clusters, and adhere to foreign bodies by their under surface, which is covered by a con- centrically wrinkled epitheca. The cells are tubular and rectangular to the surface, in double rows, forming radi- ating ridges. Central de- pressed space of the body non-celluliferous. BoTRYLLOPORA SOCIALIS. Nicholson. (Fig. 75.) (Pal. N. Y., Vol. VI., p. 282, PI. LXIY.) Distinguishing C'harac- ters.— Alternate ridges ex- tending to central area, others one-half to two-thirds that distance; minute circular apertures often in contact or inosculating. Found in the shale below the Trilobite beds, in Avery's Creek, and on the Lake Shore (not common). Bemissa bed, at Section 5 (rare).. Fig. 75. Botryllopora social is. Portion of a colouy enlarged (afttr Hall and Simpson).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Buffalo Society of Natural Sciences. Buffalo, N. Y. : The Society
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