The Nautilus Volume 9 (Paperback)

This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1895 Excerpt: ...limestone of the Midway or Clayton stage occurs here, containing Enclimatoceras ulrichi, Ostrea pulaskensis, Cucullea microdonta, Oytherea sp., Venericardia planicosta, etc., etc. Most of the fossils consist of casts only, and are difficult to obtain from the hard limestone. The situation was very favorable for land shells, however, and the heavy rain of the day before had caused the snails to start from their hiding places and I found them very abundant, crawling over the rocks and leaves. Helicina orbiculata, Polygyra thyroides var. bucculenta, Polygyra inflecta and large fine specimens of Zonites friabilis were particularly common, while a search brought to light Polygyra stenotrema, Polygyra divesia, Selenites concava, and Pyramidula altemata var. mordax. The whole bluff was strewn with dead shells, and in turning over a log one of the enemies of the Helices was found, a large beetle of the genus Oychrus. At White Bluff on the Arkansas River, in Jefferson Co., Arkansas, is a bed of Upper Claiborne. The principal fossils collected were Venericardia planicosta, Nucula ovula, Cytherea discoidalis, Corbula nasuta, C. oniscus, Turritella arenicola var. branneri, Turritella clevelandia, Pseudoliva vetusta, Latvifusus branneri, Vohdilithes petrosus, Solarium bellastriatum, a fine series of Mazzalina inaurata, and many others, altogether probably 25 or 30 species. At Vince Bluff on the Saline River in Cleveland Co., Arkansas, is a small exposure of the Jackson bed from which about thirty species were obtained. The river was very low and in many places paved with Unios. As it was getting late, and a drive of eleven miles was before me I had very little time to collect; but upon cleaning the "catch" next morning, found 1 had the following species: Unio ...