Leiarhynohus quadricostata, Chonetes lqpza#39;da, Tentaculza#39;tes fissurella [: Styliola], and fragments of a large species of Cardiola [: Cardiopsis], not unlike C. radians. ... In one locality, half a mile north of Lexington, the section gives as follows: Since the Spimfera gregarza#39;a and Sp. acuminata are ... Since this reference does.
|Title||:||Palæontology of New-York: pt. 1. Lamellibranchiata. [no.] I. Containing descriptions and figures of the Monomyaria of the Upper Helderberg, Hamilton and Chemung groups (1884)|
|Author||:||James Hall, George Bancroft Simpson, John Mason Clarke|