206154
2006 taxonomy Bandel ( 2006 ) classified Scaliolidae within the superfamily Cerithioidea , but Obtortionidae at its own family level and Finellidae as a subfamily of Bittiidae .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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