<div class="description">
<dl><dd>4 p., 1 leaf of plates : 24 cm</dd>
<dd>"Read before the Academy of Natural Sciences, May 22d, 1855."</dd>
<dd>"From the proceedings of the Academy of Natural Sciences, May, 1865"--P. [3]</dd>
<dd>NLM copy, bound 9th in a volume of 20 pamphlets</dd>
<dd>Condition reviewed 20150714</dd>
<dd>digitized. 2019</dd></dl><br>Subjects: Mollusca -- classification; Fossils; Philadelphia</div>
<div class="fn value">
Lea, Isaac, 1792-1886</div>
Internet Archive identifier