Submitted by György Chityil ... on Fri, 01/19/2018 - 22:14 Hierarchy: NounDescription: {{microbiology|planktology}} The upper half of the theca of a thecate protist such as a diatom or dinoflagellate.Ngram: epithecaNgram Text: epithecaSource: WiktionaryIssue: 0Wiktionary tag: microbiologyplanktologyNgram Count: 1