. Bulletin of the Buffalo Society of Natural Sciences. Natural history; Science. Dis tin i;- u is li in^i>- Clinnictcrs.— Four volutions, the inner ones rising- niod- erateh' above the pLane of the outer ones; gradually and regularly expand- ing whorls, with circular cross-section; crowded concentric stria\ Found in the Encrinal limestone, at Section 5 (i-are ); in tlie Transition beds and the U])per Mar- cellus beds, on the Lake Shore (rare).. Fig. ~05 Eccijliomphalus laxuK Cafter Hall). Genus STRAPAROLLUS. Montfokt. [Ety. : St mhos, turned about.] (1810: Conch. Syst., Vol. II., p. 174.) S
. Bulletin of the Buffalo Society of Natural Sciences. Natural history; Science. Dis tin i;- u is li in^i>- Clinnictcrs.— Four volutions, the inner ones rising- niod- erateh' above the pLane of the outer ones; gradually and regularly expand- ing whorls, with circular cross-section; crowded concentric stria\ Found in the Encrinal limestone, at Section 5 (i-are ); in tlie Transition beds and the U])per Mar- cellus beds, on the Lake Shore (rare).. Fig. ~05 Eccijliomphalus laxuK Cafter Hall). Genus STRAPAROLLUS. Montfokt. [Ety. : St mhos, turned about.] (1810: Conch. Syst., Vol. II., p. 174.) Shell discoid, depressed conical, smooth or transversely striated. The whorls are rounded and closely joined. The umbilicus is very wide, exposing all the whorls. The thin, complete peristome is indented by the pi-ecediag whorl, Stkaparollus rudis. Hall. (Fig. 206.) (Pal. N. Y., Vol. v., Pt. II., p. 58, PL XVI.) I)istin<j;uishing Cliarncters.— About four volutions, rounded above and slightly flattened below; inner volutions rising- above the plane of the outer one; fine surface strijp, often irregular and in fascicles. Fouud in the Encrinal lime- stone, at Section 5 (very rare).. 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. : Buffalo Society of Natural Sciences
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