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Fossil Medusæ
Charles Doolittle Walcott
出版
U.S. Government Printing Office
, 1898
URL
http://books.google.com.hk/books?id=LpEoAAAAYAAJ&hl=&source=gbs_api
EBook
FULL_PUBLIC_DOMAIN
註釋
Chiefly detailed technical drawings of fossil jellyfish.