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地质学报 1947
OntheGenusCardiograptuswiththeDescriptionofitsChineseRepresentativesAbstract: ThegenusCardiograptuswasfirstfiguredbyHarrisin1916anddescribedbythesameauthorin1924(1).HelaterstudiedingreatdetailsthephylogenyofIsograptuscaduceusandi(?)salliesinVictoria(2).HewasinclinedtobelievethatOncograptusisdescendedfromIsograptuscaduceuswhich,onarrivingatacertainstageofdevelopment,hastheproximalpartsofthestipesincoalescenceandthat
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