James Hall's (1856) rostroconchs from the Mississippian of Indiana and Illinois.

From: The Ohio Journal of Science | Date: September 1, 2006| Author: | Copyright information

ABSTRACT. Hall (1856) described without illustrations six species of the rostroconch Conocardium in his study of the fauna of the Salem Limestone in Indiana and the Warsaw Shale in Illinois. The species represent five genera, two of which are new, Leptoconocardium and Kyoconocardium. Other species represent the genera Hippocardia Brown, 1843; Oxyprora Hoare, Mapes, and Yancey, 2002; and Diedrorynchus Hoare and Peck, 2005.

INTRODUCTION

In a continuing study of Upper Paleozoic rostroconchs it was thought useful to locate and examine the Mississippian (Meremecian) specimens ...

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