Subject ASC0003ssf
The geological magazine, or, Monthly journal of geology.
Decade 2:v.6 (1879), (1879)
Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
BHL Page 32524866
Keywords
Eurypterus Scouleri fossil hibbert 1836 leg antennae mandible maxillae maxilliped locomotory organ plate thoracic operculum branchiae head shield telson tail spine abdomen somite fossil arthropod