Research index·Book chapterENDNOTESYale University Press eBooks·13 Dec 2019DOI10.2307/j.ctvt1sfx8.17Book chapterENDNOTESYale University Press eBooks · 13 Dec 2019DOI10.2307/j.ctvt1sfx8.17ReadRead at the publisherSaveCiteAdd to literature reviewThe full text is at the publisherOpen it at the publisher to read it.DiscussionAdd to the discussionTopicsGeologyHistoryRelated papersMoreDetailsPublished, publisher, issueSuggest a correction or report