Subject ASC0003sng
The geological magazine, or, Monthly journal of geology.
Decade 2:v.3 (1876), Page 555 (1876)
Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
BHL Page 32514356
Keywords
specimen Lewis cyprina islandica mollusk glacier deposits Long Island ice mollusca arctic boreal shells boulder clay ice-sheet fien straight grooves angles foramen tubuli perforation fungi bivalve Traigh Chrois fossil ramification branched cluster close up flower-like interconnected fan-shaped tubuli Stysanus caput-medusae