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地质学报 1929
TERMSFORTHESHELL-ELEMENTSINTHEHOLOCHOANITES.Abstract: In1918,atthemeetingofthePalaeontologicalSocietyofAmerica,IfirstadvancedthepropositionthattheshelloftheHolochoanites(Proterocameroceras,Cameroceras,Endoceras,Vaginocerasetc)wasnotthehomologueoftheshelloftheOrthochoanites(Orthocerasetc)butthatitwasonlytheso-
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