. Bulletin of the Buffalo Society of Natural Sciences. Natural history; Science. 173. ranges of apertures separated b}' longitudinal ridges, wliifli often continue out on the non-celluliferous sjjaces. Found in the Encrinal limestone (rare); in the Stictopora bed, at Section 5. etc. (abundant); in the Demissa bed (com- mon) : in the shale down to and in the Pleurodictinm beds and the shales below, at Sections 5 to 8; and on the Lake Shore and in Avery's Creek (often al)undant). Sti(;topora sinfosa. Hall. (Fig. CxS.) ( Pal. N. Vol. YL, p. 247, PI. LXI.) Distinguishing Cliaracters.âBroad- ly
. Bulletin of the Buffalo Society of Natural Sciences. Natural history; Science. 173. ranges of apertures separated b}' longitudinal ridges, wliifli often continue out on the non-celluliferous sjjaces. Found in the Encrinal limestone (rare); in the Stictopora bed, at Section 5. etc. (abundant); in the Demissa bed (com- mon) : in the shale down to and in the Pleurodictinm beds and the shales below, at Sections 5 to 8; and on the Lake Shore and in Avery's Creek (often al)undant). Sti(;topora sinfosa. Hall. (Fig. CxS.) ( Pal. N. Vol. YL, p. 247, PI. LXI.) Distinguishing Cliaracters.âBroad- ly oval to nearly circular, distant, apertures; sti'ong })eristomes, more elevated on pcjsterior part; strong, sinuons interrupted ridges between the apertures. Found two feet below lowest Trilo- bite bed, in Avery's Creek (one specimen). Stictopoua kecta. Hall. (Pal. X. Vol. ]). 253.) (Not figured.) Distinguishing Ch ^i rn c - tnrs.â \Vidth of branches from 1 to ;) mm.: paral- lel margins: no expansion before bifui'cating: narrow or obsolete n o n - c e 11 u 1 i f - erous space; bifurcations at intervals of about 6 mm., branches diverain of fort apertures in five or six paral lei longituilinal rows, se|)a- rated by less than length of apertures; ])rominent gran- nlose or nodulose i-idges separating rows, equal in width to apertures, and fre- (piently obscuring them: numerous irregularly (hs]>osed granules. Fic tls. stii-tdjioni Kiinuisa. Portion of surface enlartjed, x 18 (after Hall and Simpson). â 'â â '"'^ f ''â ' -^ f i^' â¢â »^. â f, #'â ),'â ' es diverging at angle ^H^ '. If'^ |f â >: ' <j'V"^f :v-five de:rees: oval f;:^^:^^ ,'â ,- * l^,t.:-:':v Fig. 69. Stictopora palmipca. Natural size, and a portion enlarged, x 18 lafter 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 no
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